area of a isocles triangle whose both sides are 5 cm and one side 4cm​

Answers

Answer 1

Answer:

9.17cm (3s.f.)

Step-by-step explanation:

Using Pythagoras Theorem,

5² = 2² + (Height of Triangle)²

Height of Triangle = 4.5826cm (5s.f.)

Area = ½ × 4 × 4.5826

= 9.1652cm (5s.f.)

= 9.17cm (3s.f.)


Related Questions

Compare an angle having a measure of 120° With that of an angle whose measure is five pi over 6 rad explain your reasoning

Answers

Answer:

Step-by-step explanation:

et A=120°

and B=5Pi /6

Pi radians ---------> 180°

  x<----------------------- 120°

so x =120 x Pi / 180 = 12 xPi / 18 = 2 Pi/3

so A = 2Pi / 3 radian  

let 's compare A and B

we know that 5Pi /6 = 0.8 Pi and  2P/3= 0.6 Pi, 0.8>0.6,  

finally 5Pi /6 > 2P/3

so B>A

Solve 12 + 12a + 4a = -4

Answers

Answer:

a=-1

Step-by-step explanation:

we need to get a by itself

first combine like terms

12+16a=-4

now we need to get rid of the 12 so subtract it to other side

-16=16a

now divide 16 by -16 which gives you -1=a

Answer: a=-1

12+12a+4a=-4

(Collect like terms)
12+16a=-4

(Move constant to the right-hand side and change it’s sign)
16a=-4-12

(Calculate the difference)
16a=-16

(Divide both sides of the equation by 16)
a=-1

Multiply the radius times pi.
5. A circle has a diameter of 8.2 inches. Find its circumference?

Answers

The radius is half the diameter. So do 4.1 times 3.14 for the circumference. :)

Which function is the inverse of f(x) = 2x + 3

Answers

Answer:

29

Step-by-step explanation:

because I do math for funnnnnsnnsnsnssn

4 times a number is 16​

Answers

Answer:

4 times 4 equals 16

Step-by-step explanation:

4 times 1= 4

4 times 2= 8

4 times 3= 12

4 times 4= 16

you add 4 after each result.

A fruit dessert contains rasberries and strawberries in the ratio 1:2. There are 400 g of strawberries in the dessert. a) How many grams of rasberries are there in the dessert? b) How much fruit is there altogether in the dessert?

Answers

Answer:

a) 200 g

b) 600 g

Step-by-step explanation:

Given

Raspberry : Strawberry  Ratio = 1 : 2 Strawberry = 400 g

a) Raspberry = half of strawberry as per ratio

400 g / 2 = 200 g

b) Total of fruit

400 g + 200 g = 600 g


Larry has a gift card worth $400 for a local entertainment store. Movies cost $20 each and newly released video games cost $50 each. In order
to use the gift card, Larry must purchase at least nine items. Which is a combination of movies and newly released video games that Larry could
purchase using his gift card?
10 movies and 5 video games
6 movies and 2 video games
4 movie and 8 video games
7 movies and 5 video games

Answers

It would be 10 movies and 5 vg

Keith wentfor drive in his new car he drove for 86.4 miles at a speed of 54 mph for how many hours did he drive

Answers

Answer is 1.6 hours
T=D/S
_=86.4/54
1.6=86.4/54
(Hopes this helps)

If: AB= 2x + 6, AC = 51, and BC=6x +5, Find BC.

Answers

Answer:

Assuming A, B, and C are collinear and B is between A and C then BC = 35

Step-by-step explanation:

Assuming A, B, and C are collinear and B is beetween A and C

AB + BC  = AC

2x + 6 + 6x + 5 = 51

 8x + 11 = 51

    8x = 40

     x = 5

BC = 6x+5 = 6×5 + 5 = 35

integrated math 2 chapter!help please i’m so lost :(

Answers

To solve this problem, you have to know that the measure of all the angles of a triangle is equal to 180 degrees.

Let's add each angle together and set them equal to 180 degrees.

180 degrees = 3x + 2x + 1 + x + 5

Combine like terms

180 degrees = 6x + 6

Subtract 6 from both sides

174 degrees = 6x

Divide both sides by 6

29 = x

We know that angle A = 3x = 3(29) = 87 degrees.

find the zero of the function p(x) = 1/4x-3

Answers

Answer:

x = 12

Step-by-step explanation:

Given

p(x) = [tex]\frac{1}{4}[/tex] x - 3

To find the zero let p(x) = 0, that is

[tex]\frac{1}{4}[/tex] x - 3 = 0 ( add 3 to both sides )

[tex]\frac{1}{4}[/tex] x = 3 ( multiply both sides by 4 )

x = 12 ← zero of p(x)

Answer the question please

Answers

The answer is A becuz if you have a fraction next to a whole number and you have to make it rational you always have a index and the exponent

Multiply
2y-2u9•3y9•u6
Simplify your answer as much as possible.

Answers

Step-by-step explanation:

this is you answer solved.

Somebody plz help ASAP (4.5+3 5/6)-0.6

Answers

Answer:

Step-by-step explanation:

(4.5+ (35/6))-0.6)

(31/3)-0.6

146/15.. about 9.74

Answer:

5

Step-by-step explanation:

Easy Dubs

A full container that holds 96 fluid ounces developed a leak in the bottom. After 72 hours, all the liquid had emptied from the container. What was the average rate at which the liquid drained from the container, in fluid ounces per hour? and an yall explain the answer step by step please and thank you

Answers

answer
this is hard





explanation
sorry i can’t answer i’m bad at math

(9^3)^2 Hurrrrryyyyyyyyyyyyyy

Answers

Answer: 531441

Step-by-step explanation:

How do you write 0.000081 in scientific notation?

Answers

scientific notation: 8.1x10^-5

If x= -4 find 3x^2+2x

Answers

Answer:

40

Step-by-step explanation:

3(-4)^2 + 2(-4)

3(16) - 8

48-8

40

-
=\80
2.4
()
14 15
0
L: 2
4
А) . 1
( - ) 90
| —

Answers

Answer:

....

Step-by-step explanation:

The angle between the minute hand and hour hand of a clock is 90°. What time is it?

Answers

Answer:

3:00.

Step-by-step explanation:

if it exactly 90 degrees you are looking for, your answer would be 3:0:0.

Tina worked 5 1/3 hours on Saturday and 6 1/4 hours on Sunday. How many total hours did she work these two days?

Answers

Answer:

11 7/12

Step-by-step explanation:

5 1/3 + 6 1/4 = 11 7/12

Complete the following statement.
16/
= -8

Answers

16 / x = -8

First, let's divide both sides by x.

16 = -8x

Divide both sides by -8

-2 = x

16 / -2 = -8

Answer:

m = -2

Step-by-step explanation:

16 / m = -8

→ 16 = -8m

→ m = 16/-8

→ m = -2

the sum of two consecutive integers is 99. Find the value of the smaller integer. (Show work)​

Answers

Answer:

49.5

Step-by-step explanation:

99/2=49.5

Find the equation of the line with slope = -2 and passing through (3,2). Write your equation in the form
y = mx +b.

Answers

Answer:

Step-by-step explanation:

y - 2 = -2(x - 3)

y - 2 = -2x + 6

y = -2x + 8

Solve for x.

[tex] - 36 + 7x = 76 - x[/tex]

x = [?]​

Answers

Answer:

Hey there!

-36+7x=76-x

-36+8x=76

112=8x

x=14

Let me know if this helps :)

Divide 5 3/4÷1 1/2. Answer: 3 5/6 4 1/4 7 1/4 8 5/8

Answers

Answer:

[tex]3\frac{5}{6}[/tex]

Step-by-step explanation:

Convert each mixed number into an improper fraction: 5 3/4 = 23/4, 1 1/2, 3/2Re-write it: 23/4 ÷ 3/223/4 ÷ 3/2 = 23/4 × 2/323/4 × 2/3 = 46/12Simplify: 46/12 = 23/623/6 = 3 5/6

I hope this helps!

QR has endpoints at Q(2,6) and R(0,2). Find the midpoint M of QR

Answers

Answer:

Step-by-step explanation:

Well, the midpoint formula is M=((x↓1 +x↓2)/2,(y↓1 +y↓2)/2 ). (not exponents, they tell you which x or y value).

If you plug in your 2 points, it becomes m=((2+0)/2,(6+2)/2).

When you add, it is m=(2/2, 8/2)

When simplified, it is m=(1,4)

Which is the correct answer to this equation?

Answers

Answer:

3/8

Step-by-step explanation:

3/5 × 5/8

Multiply the numerators and denominators respectively

15/40

Simplify

3/8

there are 48 people in gym class
5/8 of the people were in spin class
1/3 of the people were lifting weights
the remaining people were running
How many people were running?

Answers

5 1 were lifting weights and 5 spin

PLEASE HELP ASAP!!!!!!!!!!!!!!!!

Answers

Answer:

ok hold on lemme go get something then ill edit my answer

Step-by-step explanation:

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