In circle O, what is m? 84° 96° 120° 168°

Question

Guest

Mathematics

26 December, 13:37

In circle O, what is m? 84° 96° 120° 168°

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Answers (2)

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Atticus Medina · Answer 1

The answer is 120

You can solve this with the Intersecting Secant Angles Theorem. That theorem says that:

∠ACE = (mAE - mBD) / 2

so

36 = (mAE - 48) / 2

so

mAE - 48 = 72 = > mAE = 72 + 48 = 120

Peter Avila · Answer 2

Peter Avila 26 December, 13:59

0

The answer on e20 is 120