The legs of a right triangle measure 5 inches and 7 units . If theta is the angle between the 5-inch leg and hypotenuse, sin theta= A. 0.71 B. 0.81 C. 0.07 D. 0.58

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asked Dec 14, 2019 153k views

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Herman Schoenfeld · Answer 1 · 2019-12-17T14:38:58+0000

The Pythagorean Theorem

a^2+b^2=c^2
a=5
b=7
5^2+7^2=c^2
25+49=c^2--------------------c=(74)^0.5=8.60 inches

Since sin = opposite/hypotenuse
sin theta=5/8.60
sin theta=0.5814

The legs of a right triangle measure 5 inches and 7 units . If theta is the angle between the 5-inch leg and hypotenuse, sin theta= A. 0.71 B. 0.81 C. 0.07 D. 0.58

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