2 years ago

PLEASE HELP GIVING BRAINLIEST

Mathematics

1 answer:

olasank [31]2 years ago

7 0

Answer:

first question is 9 1/2 - 2nd answer

2nd question is 2nd answer 4 3/4 - ur correct

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Wich equation could be used to determine the area of a rectangle that is 9 cm long and 13 cm wide?

Norma-Jean [14]

Answer:

9×13=117, The rectangle is 117cm

Step-by-step explanation

The formula for a rectangle is L*W

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3 years ago

Which equation could be solved using this application of the quadratic formula? A. X2 + 1 = 2x − 3 B. X2 – 2x − 1 = 3 C. X2 + 2x

zepelin [54]

Answer:

All three of them.

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3 years ago

What is 6x-3y equivalent to?

Lemur [1.5K]

Answer

3x=y

Step-by-step explanation:

This can just be simplified. 6x=3y;/3 3x=y

When we simplify by 3 we can get the final result and that is the final possible step.

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3 years ago

The Harrison family paid $14,400 in rent last year. The landlord has decided to raise rent 2.5% each year. How much will the Har

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Answer: $16,200

Step-by-step explanation:

$14,400$ rent.

Raise of 2.5% (0.025)/year.

5 years.

Take the rent (14,400) and add 2.5% (0.025) of it (14400) for five (5) years.

$14400+0.025(14400)(5)$

$14400+1800\\=16200$

6 0

3 years ago

A pole is 65 feet tall. Noah is standing at the base of a support wire that is attached to the top of the pole. He notices that

galina1969 [7]

We know that h = 65 ft and the angle of elevation to the top is α = 56°.
x - the length of the support wire;
x · cos 56° = 65
x = 65 / cos 56°
x = 65 / 0.5592
x = 116.237 ≈ 116.2 ft ( to the nearest tenth )
Answer: The support wire is 116.2 ft long.

5 0

3 years ago

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