Please helpp!! (30 POINTS)!!!

Please Helpp!! (30 POINTS)!!!

Answers

Answer 1

Answer:

b

Step-by-step explanation:

11+11+10+10=42cm


Related Questions

An athlete did one round around a circle of radius 42m.what is the total distance covered by him

Answers

Answer:

Again

Step-by-step explanation:

Answer:

42000cm

Step-by-step explanation:

42m======42000cm

What is the range of the following relation?
Oxso
all real numbers

Answers

Answer:

Step-by-step explanation:

The y values must be at or below the y axis, so C is the answer.

someone please answer this fast 35cos(78)

Answers

Answer:

−30.02310826357

Step-by-step explanation:

−30.02310826357

pt.2 PLS HELP I NEED HELP DUE SOOONNNNNNNN AND BRAINLIST

Answers

Step-by-step explanation:

15) 13x = 130 x = 10

16) 16x+2+43x+1 = 180 59 x = 177 x = 3

17) 29x+3+31x-3 = 180 60x = 180 x = 3

18) 16x -5 + -5 + 22x = 180 38x = 190 x = 5

What is the area of the triangle?

Answers

Answer:

289m2

Step-by-step explanation:

The mathematical formula  for the area of the triangle is:

base x height / 2

Maria deposits $1,950 into a savings account that earns simple interest at a rate of 3%. She makes no withdrawals. How much interest has Maria’s account earned after 4 years?

Answers

Answer:

x = .06418

Step-by-step explanation:

2 + (9.2)−8x = 2.32

(9.2)−8x = 2.32 − 2

log (9.2)−8x = log .32

−8x log 9.2 = log .32

−8x log 9.2

−8 log 9.2

=

log .32

−8 log 9.2

x = .06418

TRUE OR FALSE!!!!?????

Answers

Answer:

the statement is a true statement

True true true true true

factorise 5x^3-15x^2 + 25x by 5​

Answers

Answer:

x^3- 3x^2+ 5x

Step-by-step explanation:

basically divide the coefficents by 5

Answer ASAP! Best Answer Will Be Awarded, Links Will Be Reported. Thanks!

Answers

A = AA similarity postulate

What is the surface area of a cube with a side length of 3/4 inch? Use the expression 6s 2, where is the side length of the cube

Answers

Answer: The surface area of the cube would be 3^3/4.

Step-by-step explanation:

A cube has 6 faces [ 6 surfaces ]. Each surface has a square shape.

The area of 1 surface=  (side)^2=  3/4 · 3/4= 9/16 sqr.in.

Surface area of cube =9/16 · 1/6= 54/16.

divide both top and bottom (54 and 16) by 2. you should end up with 27/8.

27/8 = 3^3/4 sqr. in.

Hope this helps.

What is the formula for the volume of a cylinder? (Use the word Pi instead of the symbol)

Answers

Answer:

pi x radius x 2 x height of the cylinder.

747 = (9 times x) + 9

Answers

Answer:

x=82

Step-by-step explanation:

You start of with subtracting both sides with 9

then you divide both side with 9

Remember the rule that whatever you do to one side, you have to do to the other side. So, how do we find x? The objective when we are simplifying equations like this is to isolate x. We need to make x lonely on one side. So let's try!

747 = 9x + 9

What is the first step to making x lonely? Usually try to use the property of addition or subtraction because it makes things 10x easier. So, using the idea of using addition or subtraction, let's make x lonely by minusing 9 on both sides.

747 = 9x + 9

- 9           - 9   (Remember we have to do the same thing to both sides!)

738 = 9x

Now we have 9 times x = 738. Hm, how do we make x lonely even more? What if divide both sides by 9. We are dividing both sides by 9 because this way, the 9 times will cancel out and disappear. Look:

738 = 9x

÷9     ÷9

82 = x

And there we go, we made x completely lonely and found out x = 82!

what is summer academy help fr fr ☝️

Answers

Answer:

Summer school (or summer university) is a school, or a program generally sponsored by a school or a school district, or provided by a private company, that provides lessons and activities during the summer vacation.

Step-by-step explanation:

Answer:

                                                                               

Step-by-step explanation:

3x + 4 = 5x -10 true or false this equation can be simplified combining like terms to become 8x + 4= -10

Answers

It’s 20/40 plus the product of 17 times 4

14pts FOR THIS ONE!! PLEASE

Answers

Answer:

What website is this picture on. I can not see the picture.

Step-by-step explanation:

Everythings in the pic!

Answers

Answer:

D. 32 times; 5/4*40 = 32

Step-by-step explanation:

It is expected the spinner to land on Red 1/5 times.

If the spinner is spun 40 times, then it should land on Red:

1/5*40 = 8 times

And it should not land on red:

(1 - 1/5)*40 = 4/5*40 = 32 times

Correct choice is D

Please help.
Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.

Answers

Answer:

C.14ײ+5

Step-by-step explanation:

Hope It Help

Brainliest please

(7x+1)(2x+5)
7x*(2x+5) + 1(2x+5)
14x2 + 35x + 2x + 5
14x2 + 37x + 5

Solve the simultaneous equations
2x+4y=-9
2y=4x-7

Answers

Answer:

x=1/2,-5/2

Step-by-step explanation:

X=1/2,Y=-5/2, use photo math it gives you the explanation and the work :)

Decide if the expression is positive or negative - explain how you know in words


−11×(23)

Answers

The expression is negative.
Positive * Positive = Positive
Positive * Negative = Negative
Negative * Negative = Positive
In this expression, there is one positive number, and one negative number. The expression is going to be negative.

You and a friend are trying to decide whether going to the movie theater or renting a film to watch at home would cost less. At Theater
Y, the cost of a ticket for young adults ages 10-18 is $7.75. A medium drink costs $2.50 and a small popcorn costs $2.50. Conversely,
it costs $4.50 to rent a movie, $1.50 for a 2 liter of cola, and $2.00 for a bag of microwave popcorn. Which option would cost less and
by how much?

Home by $17.50

Theater Y by $8.00

Theater Y by $17.50

Home by $8.00

Answers

Answer:

Home by $17.50

Step-by-step explanation:

Home by 17.50 because when going to the theater you have to consider all the costs of everything you will be purchasing so there will be 2 tickets for yourself and your friend 2 drinks and 2 small popcorns when you add all of these up it will look like this 7.75+7.75+2.50+2.50+2.50+2.50 = 25.50 then I will subtract this from the at home cost so 25.50 - 4.50 - 1.50 - 2.00 = 17.50 So it's cheaper home by 17.50

Answer pllzzzzzzzzzzzz

Answers

Answer:

Step-by-step explanation:

3 a) 6

3 b) 12

3 c) 12

4 a) 4/5

4 b) 10/9

4 c) 17/15

Does the following equation represent a circle? Why or why not? X^2-y^2=4

Answers

Answer:

solution given:

yeah it represent circle

as it is in the form:

(x-h)²+(y-k)²=r²

where

centre(h,k)=(0,0)

radius [r]=2 units

Three friends ordered personal-sized pizzas for lunch. Lucia ate 2/3 of her pizza, Allie ate 1/4 of her pizza, and Carolina ate 2/5 of her pizza. Which statement correctly compares the amount of pizza that the friends ate?

Answers

Answer:

They have atleast two or one left

Find the gradient of the curve y = x^5/2 at the point where x = 4


Answers

Given:

The equation of the curve is:

[tex]y=x^{\frac{5}{2}}[/tex]

To find:

The gradient of the given curve at the point where [tex]x = 4[/tex].

Solution:

We have,

[tex]y=x^{\frac{5}{2}}[/tex]

Differentiate with respect to x.

[tex]y'=\dfrac{5}{2}x^{\frac{5}{2}-1}[/tex]       [tex][\because \dfrac{d}{dx}x^n=nx^{n-1}][/tex]

[tex]y'=\dfrac{5}{2}x^{\frac{3}{2}}[/tex]

Substituting [tex]x=4[/tex], we get

[tex]y'=\dfrac{5}{2}(4)^{\frac{3}{2}}[/tex]

[tex]y'=\dfrac{5}{2}(2^2)^{\frac{3}{2}}[/tex]

Using properties of exponents, we get

[tex]y'=\dfrac{5}{2}(2)^{2\times \frac{3}{2}}[/tex]         [tex][\because (a^m)^n=a^{mn}][/tex]

[tex]y'=\dfrac{5}{2}(2)^{3}[/tex]

[tex]y'=\dfrac{5}{2}(8)[/tex]

[tex]y'=20[/tex]

Therefore, the gradient of the given curve at the point where [tex]x = 4[/tex] is 20.

In how many ways can you make exactly $0.75 using only nickels, dimes, and quarters, if you must have at least one of each
coin?

Answers

Answer:

2 quarters, one nickel and two dimes

Step-by-step explanation:

2 quarters = 25 cents + 25 cents = 50 cents

Nickel is 5 cents

Two dimes is 10+10 = 20

50+20+5=75


What is the value of b?

Help please

Answers

Answer:

4/3 is ur answer which is equal to 6.92820323028

which i B's side length

Step-by-step explanation:

This is a 30-60-90 triangle
Which means that the longer leg=square root of 3 times the shortest leg ( the shortest leg lies opposite of the 30 degrees angle)

=4_/3 or the second choice

Jacob sold 40 candy bars and made $65. He sold two types of
bars - chocolate for $2 each and peanut butter for $1 each.
How many of each type of candy bar did Jacob sell?

Answers

Answer:

Jacob sold 25 bars - chocolates and 15 peanut butter.

Step-by-step explanation:

Jacob sold 40 candy bars.

Let the bars - chocolate be x and peanut butter be y and made $65.

Now,

x + y = 40 ...(1)

2x + y = 65 ...(2)

Now, From equation (1) we get,

x + y = 40

x = 40 - y

Now, put the value of x = 40 - y in equation (2) we get,

2x + y = 65

2(40 - y) + y = 65

80 - 2y + y = 65

y = 80 - 65

y = 15

Now, put the value of y in equation (1)

x + y = 40

x + 15 = 40

x = 40 - 15

x = 25

The bars - chocolate = x = 25 and

peanut butter = y = 15

Thus, Jacob sold 25 bars - chocolates and 15 peanut butter.

-TheUnknownScientist

HELP THIS IS DUE TODAY

Answers

Answer:

7) circumference = 11.78 ft

8) arc NMP = 198° or 27.63 ft

Step-by-step explanation:

7) circumference = πd = (3.14) (3 3/4) = 11.78 ft

8) radius = 8 ft

diameter = 2 x 8 = 16 ft

arc NM + arc QP = 360° - 162° - 162° = 36°

arc NM = arc QP because they are arcs of vertical angles.

arc QP = 18°

arc NMQ = 180°

arc NMP = 180° + 18° = 198°

circumference = πd = (3.14)(16) = 50.24 ft

(198°/360°)(50.24) = 27.63 ft

Help!!! Here is a screenshot of the problem.

Answers

Answer:

4

Step-by-step explanation:

A teacher has a large container filled with blue, red, and green beads. She wants her students to estimate the proportion of red beads. Each student shakes the container, selects 50 beads, counts the number of red beads, and returns the beads to the container. One student’s sample contained 19 red beads. The students are asked to construct a 95% confidence interval for the true proportion of red beads in the container. Are the conditions for inference met?

Yes, the conditions for inference are met.
No, the 10% condition is not met.
No, the randomness condition is not met.
No, the Large Counts Condition is not met.

Answers

Answer:

A

Step-by-step explanation:

Answer:

C: No, the randomness condition is not met.

Step-by-step explanation:

took the test on edge

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