207k views
3 votes
Instructions: Find the missing side. Round your answer to the
nearest tenth

Instructions: Find the missing side. Round your answer to the nearest tenth-example-1
User CallumDA
by
6.4k points

1 Answer

5 votes

Answer:

x = 20

Explanation:

To find x we use cosine

That's

cos ∅ = adjacent / hypotenuse

From the question

The adjacent is x

The hypotenuse is 28

So we have

cos 43 = x / 28

x = 28 cos 43

x = 20.477

x = 20 to the nearest tenth

Hope this helps you

User Milly
by
6.4k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.