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Naya [18.7K]
3 years ago
13

Ayuda por fa con estos ejercicios por fa urgente

Mathematics
1 answer:
Anna71 [15]3 years ago
4 0

Step-by-step explanation:

A ball is thrown straight up from a rooftop 320 feet high. The formula below describes the ball's height above the ground, h, in feet, t seconds after it was thrown. The ball misses the rooftop on its way down and eventually strikes the ground. How long will it take for the ball to hit the ground? Use this information to provide tick marks with appropriate numbers along the horizontal axis in the figure shown.

h=-16t^2+16t+32

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A rectangle has length 7 inches and width 3 inches.
Naya [18.7K]

Answer:

The area of rectangle is 21 in^2

Step-by-step explanation:

we know that

The area of rectangle is equal to

A=LW

where

L is the length

W is the width

In this problem we have

L=7\ in

W=3\ in

substitute

A=(7)(3)=21\ in^2

The draw in the attached figure

therefore

The area of rectangle is 21 in^2

6 0
4 years ago
Express 140 as a product of its prime factors
gogolik [260]

Answer:

140=7×2×2×5

Step-by-step explanation:

4 0
3 years ago
PLEASE help, I'm begging, this was due to all the way back at November 12th, please help!!! Finding the Inverse of a Function Al
Nastasia [14]

Answer:

19

Step-by-step explanation:

6 0
2 years ago
The difference of twelve times a number and nine times a number
inna [77]

Since the problem states "a number" and again "a number", I assume it;'s the same number. Let the number be x.

12x - 9x = 3x

The difference of twelve times a number and nine times a number is three times the number.

6 0
3 years ago
Read 2 more answers
A regular hexagon has an apothem measuring 14 cm and an approximate perimeter of 96 cm.
Mariulka [41]

ANSWER

672cm²

EXPLANATION

The area of a regular hexagon is given by the formula,

Area =  \frac{1}{2} ap

where a=14cm is the apothem and p=96cm is the perimeter of the regular hexagon.

We substitute the values into the formula,

Area =  \frac{1}{2}  \times 14 \times 96 {cm}^{2}

Area =672 {cm}^{2}

Therefore the approximate area of the hexagon is 672cm²

8 0
3 years ago
Read 2 more answers
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