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Instructions: Find the missing side. Round your answer to the nearest tenth. X Find Missing Side 11 X 39 20⁰
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Instructions: Find the missing side. Round your answer to the nearest tenth.

X
Find Missing Side
11
X
39
20⁰

Instructions: Find the missing side. Round your answer to the nearest tenth. X Find-example-1
User JoyGuru
by
7.7k points

1 Answer

4 votes

Answer:

Set your calculator to degree mode.

cos(20°) = 39/x

x•cos(20°) = 39

x = 39/cos(20°) = about 41.5

User Jmvivo
by
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