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4 votes
Please help thanks very much

Please help thanks very much-example-1
User Daphshez
by
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1 Answer

2 votes
angle=1/2(big arc-small arc)
x=1/2(360-x)-x
2x=360-2x
4x=360
x=360/4=90
Answer 90⁰
User Vo Kim Nguyen
by
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