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2 years ago

5

A reflecting telescope contains a mirror shaped like a parabola of revolution. If the mirror is 16 inches across at its opening

and is 2 feet deep, where will the light be concentrated?

1 answer:

choli [55]2 years ago

5 0

Answer:

18

Step-by-step explanation:

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D. Calculate the volume of Laurel's new box. Show your thinking clearly.

bezimeni [28]

The correct answer is 336 cubic inches.
6•8•5=240
9-5=4
4•6/2=12
12•8=96
240+96=336

6 0

2 years ago

Simplify the following expression by combining like terms.<br> 3x + 4x² - 7x+ 9x2

EleoNora [17]

Answer:

13x² - 4x

Step-by-step explanation:

3x + 4x² - 7x + 9x² ← collect like terms

= (4x² + 9x² ) + (3x - 7x)

= 13x² + (- 4x)

= 13x² - 4x

7 0

1 year ago

What is the volume of a prism which has a base of 5 m by 3m, and a height of 4m?

wlad13 [49]

If you multiplied the base times the width times the height you would get a final answer of 60m.

4 0

2 years ago

Round 14.603 to the nearest hundredth

Finger [1]

The answer is 14.60. Hope this helps!

7 0

2 years ago

Read 2 more answers

Which sums are equal to 1hold 6/8?

katovenus [111]

A. = 7/8
b. = 7/4 = 1 3/4
c. = 7/4 = 1 3/4
d. = 7/4 = 1 3/4

= b,c,d

6 0

3 years ago