Select all that applyThe measure of an angle formed by two secants intersecting outside the circle equals

Question

Mathematics

Janessa Wilkerson

8 February, 20:45

Select all that applyThe measure of an angle formed by two secants intersecting outside the circle equals

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Hector Harrington · Answer 1

Equals : the larger arc formed by secants minus the shorter one and divided by 2

Actually that angle is called exterior angle of the circle.

For ex the larger arc is x, the shorter one is y, so the formula will be : (x-y) / 2