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pickupchik [31]
3 years ago
13

To the nearest foot, what is the height of the fireworks when they explode?

Mathematics
1 answer:
MrMuchimi3 years ago
6 0

Answer:

<h3>87 feet</h3><h3>1. You can find the  value of the vertex of the parabola as following: </h3><h3 /><h3 /><h3 /><h3>2. Substitute values: </h3><h3 /><h3>a=-16 </h3><h3 /><h3>b=70 </h3><h3 /><h3>Then: </h3><h3 /><h3>  </h3><h3 /><h3 /><h3 /><h3>3. Substitute the value obtained into the equation given in the problem. Therefore, you obtain the following result: </h3><h3 /><h3 /><h3 /><h3>4. To the nearest foot: </h3><h3 /><h3>h=87 feet</h3>

Step-by-step explanation:

<h3>#hopeithelps</h3><h3>stay safe and keep well</h3><h3 /><h3>mark me as brain liest pls</h3>
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Kristin bought eight boxes.A week later half of all her boxes were destroyed in a fire.There are now only 17 boxes left.With how
Dmitriy789 [7]

Answer:

She started with 26 boxes.

Step-by-step explanation:

She started with x boxes. Then she bought 8 more boxes. Now she had x + 8 boxes. Then half the boxes were destroyed, so she has the other half of the boxes. Half of the boxes is (x + 8)/2. She has now 17 boxes, so (x + 8)/2 = 17.

(x + 8)/2 = 17

Multiply both sides by 2.

x + 8 = 34

Subtract 8 from both sides.

x = 26

She started with 26 boxes.

7 0
3 years ago
Can you please help me I’ll pay you £100
natima [27]

Answer:

The new points to the triangle will be:

A(-6, 6)\\B(-6, 3)\\C(-8, 3)

Step-by-step explanation:

Because the reflection point is at x = -1, all x values will subtract their distances from x = -1 to get their new values. The y values remain the same.

The starting values are:

A(4,6)\\B(4,3)\\C(6,3)

Point A is 5 units away from x = -1, so we'll subtract 5 from -1 to get the new x value: -1 - 5 = -6, so A(-6, 6).

Point B is also 5 unit away from x = -1, so we'll subtract 5 from -1 to get the new x value: -1 - 5 = -6, so B(-6, 3).

Point C is 7 units away from x = -1, so we'll subtract 7 from -1 to get the new x value: -1 - 7 = -8, so C(-8, 3).

7 0
2 years ago
Read 2 more answers
What is 6 divided by 0.6
slava [35]

Answer:

10

Step-by-step explanation:

the answer is 10

7 0
3 years ago
3/5 por 1/4 porfa es urgente
Oksanka [162]

Answer:

2.4

Step-by-step explanation:

Brainliest pls?

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3 years ago
Find the factorization of each of the following number:<br> A.18 B.24 C.38 D.81
const2013 [10]

Answer:

A: (3^2)*2

B: (2^3)*3

C: 2*19

D: (3^2)*9

Step-by-step explanation:

We have:

A) 18= 3*3*2= (3^2)*2

B) 24=2*2*2*3=(2^3)*3

C) 38 = 2*19

D) 81 =3*3*9=(3^2)*9

6 0
3 years ago
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