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5 votes
Please explain how to get answer I'm confused thanks!

Please explain how to get answer I'm confused thanks!-example-1

1 Answer

5 votes
The angle formed by the intersection of tangent and secant outside the circle equals half the difference of the intercepted arcs.

(210 - x)/2 = 50
210 - x = 50*2
210 - x = 100
210 - 100 = x
x = 110°
User Uttam Panchasara
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