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Please need help on this one

Please need help on this one
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6 votes
Please need help on this one

Please need help on this one-example-1
User Thomas Rawyler
by
8.1k points

1 Answer

3 votes

Explanation:

Since Angle DAB = 90°,

DB is the diameter of the circle.

Therefore m(Arc DA) + m(Arc AB) = 180°.

=> m(Arc AB) = 180° - 47° = 133°.

User Matt Coughlin
by
8.8k points
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