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Question is in picture
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19 votes
19 votes
Question is in picture

Question is in picture-example-1
User Akash Deep
by
3.1k points

1 Answer

25 votes
25 votes

Answer:

27.5ft

Explanation:

a² + b² = c²

Plug in what you have:

a² + 12² = 30²

Get a by itself:

a² = 30² - 12²

Simplify:

a² = 900 - 144

Simplify:

a² = 756

Simplify:

√a = √756

Then you get 27.49 and when you round you get 27.5

User Jimeh
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