6. Here is an octagon.
3 in
4 in 3 in

3 in
a. While estimating the area of the octagon, Lin
reasoned that it must be less than 100 square
inches. Do you agree? Explain your reasoning.
b. Find the exact area of the octagon. Show your
reasoning.
4 in
3 in

6. Here Is An Octagon.3 In4 In 3 In3 Ina. While Estimating The Area Of The Octagon, Linreasoned That

Answers

Answer 1

Answer:

a). Yes. Area will be less than 100 square in.

b). Area of octagon = 82 in²

Step-by-step explanation:

From the picture attached,

a). Octagon is inscribed in a square having one side = 10 inches.

Since, octagon is obtained by cutting off the four equal corners of the square,

Area of octagon will be less than the area of the square.

Area of square = (side)²

                         = 10²

                         = 100 in²

Therefore, area of octagon will be less than 100 in²

b). Since, corner cut off from the square are equal in shape and area,

   Area of one corner (right angle triangle) = [tex]\frac{1}{2}(\text{Base})(\text{Height})[/tex]

                                                                      = [tex]\frac{1}{2}(3)(3)[/tex]

                                                                      = 4.5 in²

   Area of 4 corners = 4.5 × 4 = 18 in²

   Area of octagon = Area of square - Area of 4 corners removed

                               = 100 - 18

                               = 82 in²

6. Here Is An Octagon.3 In4 In 3 In3 Ina. While Estimating The Area Of The Octagon, Linreasoned That

Related Questions

m = 5.71 + 0.25n
j = 4.66 + 0.60n
In the equations above, m and j represent
the price per gallon of milk and orange juice,
respectively, n months after December 31, 2018.
What was the price per gallon of milk when it was
equal to the price per gallon of orange juice?
A) $5.96
B) $6.21
C) $6.46
D) $6.71

Answers

Answer:

C) $6.46

Step-by-step explanation:

Equations

The price per gallon of milk (m) and the price per gallon of orange juice (j) are given below:

m = 5.71 + 0.25n

j = 4.66 + 0.60n

Where n is the number of months after December 31, 2018.

It's required to find the value of n when both prices are equal:

4.66 + 0.60n = 5.71 + 0.25n

Subtracting 0.25n:

4.66 + 0.60n - 0.25n = 5.71

Subtracting 4.66:

0.60n - 0.25n = 5.71 - 4.66

Operating:

0.35n = 1.05

n = 1.05/0.35

n = 3

The price per gallon of milk for n=3:

m = 5.71 + 0.25*3

m = 5.71 + 0.75

m = $6.46

Which statements are true? Select all that apply.​

Answers

9514 1404 393

Answer:

  A, B, D  

Step-by-step explanation:

The figure is symmetrical about the horizontal centerline, so triangles, angles, and segments above that line are congruent with corresponding segments below that line. Choices A, B, D are true statements.

__

There is nothing in the figure to indicate that ΔFGK is isosceles, so statement C cannot be considered to be true.

Simplify (2/3)^3 (1/5 *2/3)^-3 (1/5)^4

Answers

Answer:

1/5

Step-by-step explanation:

im pretty sure thats it! and have a great day!

Answer:1/5 or 0.2

by-step explanation:

BRAINLIEST! URGENT! If you answer both and leave an explanation, I will mark you brainliest!​

Answers

1. b= 4x/a + 10/a - x

Given the function h(x) = -3x - 6, find h(6).

Answers

Answer:

h(6)=-24

Step-by-step explanation:

h(6)=-3(6)-6

h(6)=-18-6

h(6)=-24

The required value of h(6) of the function would be -24.

What is a function?

The function is defined as a mathematical expression that defines a relationship between one variable and another variable.

What are Arithmetic operations?

Arithmetic operations can also be specified by the addition, subtract, divide, and multiply built-in functions.

Given the function h(x) = -3x - 6

We have to determine the value of h(6) of the function

⇒ h(x) = -3x - 6

Substitute the value of x = 6 in the above function, and we get

⇒ h(6) = -3(6) - 6

Apply the multiplication operation

⇒ h(6) = -18 - 6

Apply the addition operation

⇒ h(6) = -24

Therefore, the required value of h(6) of the function would be -24.

Learn more about the function here:

brainly.com/question/12431044

#SPJ2

What Is the value of -6?

Answers

Answer:

the value of -6 is -6

Step-by-step explanation:

The value of it is -6

(Who ever answers the question for this lil bear> ʕ •ᴥ•ʔ, gets Brainliest!!)


Sam and Joe are working to solve 6 ÷ 1/4___. Sam thinks the answer is 24. Joe thinks the answer is 1/24. Explain who is correct. Use a model to help explain your thinking




ʕ •ᴥ•ʔ : "You don't have to use a model to help explain your thinking, but I do recommend using one!"

Answers

Answer:

Sam is right.

Step-by-step explanation:

Key skills needed: Fraction Modelling, Fraction Division

1) We are given this problem --> [tex]6[/tex] ÷ [tex]\frac{1}{4}[/tex]

2) This means we need to find how many [tex]\frac{1}{4}[/tex]'s are in 6.

3) There are 2 ways to approach this problem

        1. The first way is via using the fractional division properties:

Let's say we are given a problem --> [tex]a[/tex] ÷ [tex]\frac{b}{c}[/tex]

This can be made into  --> [tex]a[/tex] × [tex]\frac{c}{b}[/tex]

It is a simple property that should be remembered.

This means that [tex]6[/tex] ÷ [tex]\frac{1}{4}[/tex] is the same as [tex]6[/tex] × [tex]\frac{4}{1}[/tex] which is 24.

        2. The second way is with using a model (which I am not very good with). The model way is the image I will post.

Hope you understand both ways and have a nice day!! :D    


Which skateboarder is faster:
Jada, who travels 2 miles in 12 minutes at a constant speed, or
Clare, who travels 2 miles in 10 minutes at a constant speed?
Explain how you know.

Answers

Answer:

Clare is faster

Step-by-step explanation:

They are both traveling the same distance but Clare travelled it in less time which means she is going faster.

Answer: Clare

Step-by-step explanation: If it the same mile, just look whoever’s time is the least is the fastest.

a 100oz bottle costs $2.97 and a 200oz bottle costs $5.78 what is the unit price of each one?

Answers

Answer: BOTTLE 1 =0.0297 BOTTLE 2 =0.0289

Step-by-step explanation:

In a unit rate, the denominator is always 1. So, to find unit rate, divide the denominator with the numerator in a way that the denominator becomes 1. For example, if 50 km is covered in 5.5 hours, the unit rate will be 50 km/5.5 hours = 9.09 km/hour

bottle 1: $2.97/100 oz = unit rate

bottle 2: $5.78/200 oz=unit rate

BOTTLE 1 =0.0297

BOTTLE 2 =0.0289

Only number 14 and pls explain txs

Answers

Step-by-step explanation:

since right angle triangle,then:

180-(90+35)=B=55

use cosB=opposite/hypotenuse

cos55=x/12

x=cos55x12

x=6.88

9514 1404 393

Answer:

  9.8

Step-by-step explanation:

The mnemonic SOH CAH TOA reminds you of the relationship involving the adjacent side and the hypotenuse:

  Cos = Adjacent/Hypotenuse

  cos(35°) = x/12

Multiplying by 12 gives x:

  x = 12·cos(35°) = 12×0.81215

  x = 9.8

hich list is in order from least to greatest?
1.94 times 10 Superscript negative 5, 1.25 times 10 Superscript negative 2, 6 times 10 Superscript 4, 8.1 times 10 Superscript 4
1.25 times 10 Superscript negative 2, 1.94 times 10 Superscript negative 5, 6 times 10 Superscript 4, 8.1 times 10 Superscript 4
1.25 times 10 Superscript negative 2, 1.94 times 10 Superscript negative 5, 8.1 times 10 Superscript 4, 6 times 10 Superscript 4
1.94 times 10 Superscript negative 5, 1.25 times 10 Superscript negative 2, 8.1 times 10 Superscript 4, 6 times 10 Superscript 4

Answers

Answer:

The options in the question was not properly arranged/ formatted. See the arranged options in the explanation section

The correct option is A.

1.94 times 10 Superscript negative 5, (1.9 x 10⁻⁵)

1.25 times 10 Superscript negative 2 (1.25 x 10⁻²),  

6 times 10 Superscript 4 (6 x 10⁴),  

8.1 times 10 Superscript 4  (8.1 x 10⁴)

Step-by-step explanation:

Which list is in order from least to greatest?

1.94 times 10 Superscript negative 5,

1.25 times 10 Superscript negative 2,

6 times 10 Superscript 4,

8.1 times 10 Superscript 4

1.25 times 10 Superscript negative 2,

1.94 times 10 Superscript negative 5,

6 times 10 Superscript 4,

8.1 times 10 Superscript 4

1.25 times 10 Superscript negative 2,

1.94 times 10 Superscript negative 5,

8.1 times 10 Superscript 4,

6 times 10 Superscript 4

1.94 times 10 Superscript negative 5,

1.25 times 10 Superscript negative 2,

8.1 times 10 Superscript 4,

6 times 10 Superscript 4

Which list is in order from least to greatest?  

A.

1.94 times 10 Superscript negative 5, (1.9 x 10⁻⁵)

1.25 times 10 Superscript negative 2 (1.25 x 10⁻²),  

6 times 10 Superscript 4 (6 x 10⁴),  

8.1 times 10 Superscript 4  (8.1 x 10⁴)

B

1.25 times 10 Superscript negative 2 (1.25 x 10⁻²),  

1.94 times 10 Superscript negative 5 (1.9 x 10⁻⁵),  

6 times 10 Superscript 4 (6 x 10⁴),  

8.1 times 10 Superscript 4  (8.1 x 10⁴)

C.

1.25 times 10 Superscript negative 2 (1.25 x 10⁻²),

1.94 times 10 Superscript negative 5 (1.9 x 10⁻⁵),  

8.1 times 10 Superscript 4 (8.1 x 10⁴),  

6 times 10 Superscript 4  (6 x 10⁴)

D.

1.94 times 10 Superscript negative 5 (1.9 x 10⁻⁵),  

1.25 times 10 Superscript negative 2 (1.25 x 10⁻²),

8.1 times 10 Superscript 4 (8.1 x 10⁴),

6 times 10 Superscript 4  (6 x 10⁴)

Answer:    D im taking the test For the unit test

Step-by-step explanation:

8.1 times 10 Superscript 4, is less than  6 times 10 Superscript 4

6 is a whole number and 8.1 is not.

Need help asap please

Answers

Answer:

The answer is row C

Step-by-step explanation:

6 - 3 = 3

A 100 feet driveway climbs 5 feet in height to reach the garage. What is the angle of the driveway in degrees. Report answer to nearest 0.1\displaystyle ^{\circ} ∘ (one decimal place).

Answers

Answer:

Slope and Width

If it's too flat, drainage may become an issue, and if it's too steep, the surface becomes slippery and dangerous. As a general rule, a driveway should be less than a 15% grade, which means that it should not rise more than 15 feet over a distance of 100 feet.

Step-by-step explanation:

mark as BRAINLY

Anyone know the answer to this?

Answers

Answer:

124.80 ft

Step-by-step explanation:

Height of Daniel = 6 ft

The angle of elevation from his eyes to the top of the statue is = 68°

Daniel is 48 ft away from the base of the statue

To find the height of the statue apply the tangent of an angle formula then add height of Daniel as;

Tan 68° = h/48

h= {48 tan 68°} + 6 ft

h= 124.804168964

h= 124.80 ft

Lincoln constructs a triangle with one side 5 inches long and another side 7 inches long. Which is NOT a possible length for the third side?

12 inches

3 inches

6 inches

11 inches

Answers

Answer:

Step-by-step explanation:

I can help

PLEASE ANSWER QUICK I NEED HELP!!!

Use the graph to answer the question below.

What is the slope of the line given in the graph?

Answers

Answer:

_____________Y= -2X-10 __________

Answer:

y= -2/1x + 10

Simplify the expression. . 1 V 3.0 2​

Answers

Answer:

81x^4/16  (81x to the fourth over 16)

Step-by-step explanation:

First you apply the exponent rule: (a/b)^c  ->  a^c/b^c

So it looks like this: 3x^2/4^2

Then you apply the exponent to the whole thing, and 3^4 is 81, x^4 stays like that, and 2^4 is 16

You can't simplify any more after that so that's your answer

Hope this helps!

PLEASE FAST DUE IN 10 MINUTES I WILL MAKE YOU BRAINLIEST
What can you say about the measurements of a ramp with a slope of 1/4?

Answers

Answer:

all answers on the graph will be 4 times that amount

Step-by-step explanation:

rise over run

basically if y is 1 and its of a slope of 1/4 then youd multiply it by 4. 2/8 3/12

as well as it will always be a positive slope :)

please help me with this​

Answers

Answer:

its A :)

Step-by-step explanation:

Plz help me!! I dont understand

Answers

Answer: D

Step-by-step explanation:

The rest are not

The answer is:D

Bruselas u am see and the other one is not correct

What is the perimeter of rhombus STAR

Answers

Answer:

160 cm

Step-by-step explanation:

Mary has a garden shaped like the figure below. The drawing is not to scale.





What is the area of the garden?

Answers

Answer:

the answer is 200 square feet

Step-by-step explanation:

The grocery store is having a deal on two types of
apples. Fuji apples are $6 for 4 apples. Gala apples are
$8 for 5 apples. Find the price per apple for Fuji apples
and Gala apples. Which deal is better?

Answers

Answer:

Fugi=$1.50 per apple, Gala=$1.60 per apple. Fugi are cheaper

Answer:

Fuji apples are better because they only cost $1.50

how to find the area of a circle with the diameter of 30

Answers

A = pi x r^2
r = 30/2 = 15
A = pi(15^2)
A = pi(225) or
A = 3.14(225) = 706.5

The sum of two numbers is -6. The difference is 16. Find the two numbers.

Answers

Answer:

[tex]-5\:\mathrm{and}\: 11[/tex]

Step-by-step explanation:

We can write the following system of equations:

[tex]\begin{cases}x+y=6\\x-y=16\\\end{cases}[/tex]

Adding both equations together, we isolate [tex]x[/tex] and get:

[tex]2x=22,\: x=11[/tex]

Plugging [tex]x=11[/tex] in any of the equations, we can solve for [tex]y[/tex]:

[tex]11+y=6,\: y=-5[/tex]

Verify that the solution pair [tex](11, -5)[/tex] works [tex]\checkmark[/tex]

Therefore, the two numbers are [tex]\fbox{$-5\:\mathrm{and}\: 11$}[/tex].

Several ordered pairs from a continuous exponential function are shown in the table.

A 2-column table has 4 rows. The first column is labeled x with entries 0, 1, 2, 3. The second column is labeled y with entries 4, 5, 6.25, 7.8125.
What are the domain and range of the function?

The domain is the set of integers, and the range is y > 4.
The domain is the set of integers, and the range is y > 0.
The domain is the set of real numbers, and the range is y > 0.
The domain is the set of real numbers, and the range is y > 4.

Answers

Answer:

The answer is C, The domain is a set of real numbers, and the range is y>0.

Step-by-step explanation:

If you recall from the instruction, the domain has to be whole numbers, because of it is not then the function will decrease into fractions never quite reaching zero. X has to be a real number, because it cannot be a fraction to keep an increasing rate, making the domain all real numbers. The range can never hit 0, so that means y>0.

Based on the values of the ordered pairs in the table of the exponential function, the domain is a set of real numbers, and the range is y>0.

What are the domain and range of the function?

The domain of a function refers to the set of possible input values.

For a graph, the domain refers to the set of possible input values shown on the x-axis.

The range of a function is the set of possible output values.

For a graph, the range is the set of possible output values shown on the y-axis.

Based on the values of the ordered pairs in the table of the exponential function, the domain is a set of real numbers, and the range is y>0.

Learn more about domain and range at: https://brainly.com/question/10197594

define seperation by evaporation​

Answers

Answer:

Evaporation is great separating a mixture of a soluble solid and a solvent .The involves heating the solution until the solvent evaporates leaving behind the solid residue.

May it help you

Please help
Need working for 2 and 3

Answers

Answer:

Question 3:

51/16

As a mixed number =

3 3/16

Step by step explanation:

You have to convert the fraction into improper fractions so 8 ½ = 17/2

and 2⅔ = 8/3

then you do 17/2 ÷ 8/3 which =

51/16 theb turn this number into a mixed number which is

3 3/16

PLEASE HELP I WILL GIVE BRAINLIEST:)

Answers

Answer:

x= 107.3-51

56.3

Step-by-step explanation:

Equation: First define your variables. We'll say x= the second number.

So we can make our equation x= 107.3-51

107.3-51 is 56.3.

So the solution is 56.3

Answer:

56.3 i the second angle

Step-by-step explanation:

107.3=x+51

subtract 51

56.3 is the second angle

the value of y is four less than one-third of x. what is the equation of the relationship

Answers

Answer:

y=1/3x-4

Step-by-step explanation:

Answer:

y=1/3x-4

Step-by-step explanation:

4 is negative cause it says less than..

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