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Find the lenght of the unknown side. Round it to the nearest tenth

A.9.4 m
B.88 m
C.15.8 m
D.4 m

Find the lenght of the unknown side. Round it to the nearest tenth A.9.4 m B.88 m-example-1

1 Answer

6 votes
The answer is 9.4. Use pythagorean theorem. C^2 is 13 and B^2 is 9, so 13^2 - 9^2 = 88. the. to get 88 back to A^2 , find the square root.
User Jordan Ryan Moore
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