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Find the value of x. Round to the nearest tenth.

Answers
A-12.5
B-10
C-13
D-9.7!

Find the value of x. Round to the nearest tenth. Answers A-12.5 B-10 C-13 D-9.7!-example-1
User Tenzolinho
by
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1 Answer

3 votes

Answer: A. 12.5

Explanation:


cos\ \theta=(adjacent)/(hypotenuse)\\\\\\cos\ 28^o=(11)/(x)\\\\\\\rightarrow\ x=(11)/(cos\ 28^o)\\\\\\\rightarrow\ x=12.46\\\\\\\rightarrow\ \boxed{x=12.5}\qquad rounded\ to\ the\ nearest\ tenth

User Tsega
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