3 years ago

A.70 B.40 C.140 D.20

1 answer:

7 0

The question says that KN bisects JKL. This means that the angles are exactly equal. Thus, we can set the angles equal to each other to solve for x:

x + 30 = 3x - 50
30 = 2x - 50
80 = 2x
x = 40

Your answer is B. 40.

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