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Cyclic Quadrilateral

A triangle AB...

Question

A triangle ABC has its vertices lying on a circle, if $A B = 24 c m, B C = 32 c m$ and $A C = 40 c m$ . Then find angle B.

A

90^{o}

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B

45^{o}

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C

180^{o}

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D

60

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Solution

The correct option is A $90^{o}$
In the figure,
The triangle $A B C$ is right angle triangle.

Hence, $∠ B$ is $90^{0}$ .

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