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What the side length ST equals

What the side length ST equals-example-1
User Christian Scott
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1 Answer

7 votes
7 votes

Answer:

7.1 in

Explanation:

A triangle adds up to 180 degrees, and we know angle S is 90 degrees, so angle U is 180-90-42=48 degrees.

Using the law of Sines, we can say that

sin(90)/9.5 = sin(48)/ side ST

Thus, side ST = sin(48) * 9.5/sin(90) = 7.1 in

User Tim Schaub
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3.3k points