Point C is the center of the circle. The measure of angle ACB is 3x+20. Arc AB measures 65x-4. Find measure of arc AB
1 answer:
In a circle the measure of a CENTRAL angle = measure of the arc intercepted.
mes Angle ACB = mes Arc AB:
3x+20 = 65x-4
24 = 65x -3x
62x = 24
x = 24/62 = 12/31 = 0.3871
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