Select the correct answer.

A right triangle ABC, with adjacent a, opposite b, and hypotenuse c. The angle at A measures 53 degree

In right triangle ABC, b^2 + c^2 = 34 and bc = 15. What is the approximate length of side a?

Note: Use the law of cosines.

A. 4 units
B. 5 units
C. 3 units
D. 6 units

1 answer

B. 5 units

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