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4 years ago

Someone help me plss

Mathematics

1 answer:

levacccp [35]4 years ago

5 0

Answer:

Step-by-step explanation:

It is positive and since its technically 1 1/2 * 5 1/4, you can just solve that and get about 7 ish.

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Perform the indicated operation (x-y)^3/y^3+z^3 + x^2-2xy+y^2/y^2-yz+z^2

Ksivusya [100]

<h2>Answer:</h2>

See the attached figure

8 0

4 years ago

Work out the area of this semicircle.Take pie to be 3.142 and give your answer to 2 decimal places 10cm

rosijanka [135]

Answer:

The area of the semi circle $A = 157.1 cm^2$

Step-by-step explanation:

Explanation:-

Given radius of circle 'r' = 10 cm

The area of the circle formula

$A = \pi (r)^{2}$

The area of the semi circle formula

$A = \frac{\pi (r)^{2} }{2}$

taking π =3.142

$A = 3.142 X \frac{(10)^2}{2}$

On calculation , we get

$A = 157.1 cm^2$

Final answer:-

The area of the semi circle $A = 157.1 cm^2$

7 0

3 years ago

In the triangles below, what value of x would make the triangles similar?

Flauer [41]

Answer: 15

Step-by-step explanation:

Each side of the smaller triangle is scaled up by 2.5.

4x2.5=10

8x2.5=20

6x2.5=15

3 0

3 years ago

What is 8/2(2+2) equal to?

Karo-lina-s [1.5K]

Answer:

Step-by-step explanation:

what a tricky question.

pemdas- parenthesis, exponents, multiplication, division, addition, subtraction.

8/2(2+2)

add parenthesis first

8/2(4)

then multiply / distribute

2(4) is 8

finally

8/8 is 1

4 0

3 years ago

1.) name a pair of alternate interior angles.

irina1246 [14]

1.c
2.a
c because they are on the inside and on alternate sides, and a because they are corresponding angles.

3 0

3 years ago

Read 2 more answers