We are given arc KL is 12x+4, arc KJ is 8x-6, and angle E is 99 degrees. What is the actual degree measure of arc KJ?
1 answer:
Answer:
74°
Step-by-step explanation:
m(arc)JKL = 2 × 99° = 198°
8x - 6 + 12x + 4 = 198
20x - 2 = 198
20x = 200
x = 10
m(arc)KJ = 8x - 6 = 8(10) - 6 = 74°
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