The equation cos (35 degree)= a/25 can be used to find the length of Line segment B C. Triangle A B C is shown. Angle A C B is a
right angle and angle C B A is 35 degrees. The length of C B is a and the length of hypotenuse A B is 25 inches. What is the length of Line segment B C? Round to the nearest tenth. 14.3 in. 20.5 in. 21.3 in. 22.6 in.
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