1 Answer

Chris Canal · Answer 1 · 2022-08-18T07:54:33+0000

Answer:

b = 18 in.

Explanation:

Since the triangle given is a right triangle, we can use Pythagorean Theorem to solve for b.

$a^2+b^2=c^2\\7.5^2+b^2=19.5^2\\56.25+b^2=380.25\\b^2=324\\√(b^2)=√(324)\\b=18$

Therefore, b is 18 inches.

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