Math, asked by Nutan01234, 5 months ago

AB is a diameter of a circle, centre O. C is a point on the circumference of a

circle, such that ∠CAB = 2 × ∠CBA. Find ∠CBA. answer is 30 degree

Answers

Answered by shafrinsha423

Step-by-step explanation:

The diameter has a central angle of 180 degrees. For ∠CAB = 2 × ∠CBA, the sum of these two angles must be 180 degrees. ... That means if you simplify, the answer is 60 degrees.

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AB is a diameter of a circle, centre O. C is a point on the circumference of a circle, such that ∠CAB = 2 × ∠CBA. Find ∠CBA. answer is 30 degree ​

Answers

AB is a diameter of a circle, centre O. C is a point on the circumference of a

circle, such that ∠CAB = 2 × ∠CBA. Find ∠CBA. answer is 30 degree