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A=20 and b=15 what is the value of cos0?
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5 votes
A=20 and b=15 what is the value of cos0?

A=20 and b=15 what is the value of cos0?-example-1
User Ouney
by
7.8k points

1 Answer

6 votes

Answer:

Explanation:

Use Pythagorean's Theorem to find the length of the hypotenuse

a² + b² = c²

20² + 15² = c²

400 + 225 = c²

625 = c²

25 = c

Cosine is adjacent over hypotenuse, so

20/25 = 4/5

User Nick Cardoso
by
7.5k points
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