Let A, B, C be three points on a circle of radius 1 such that \\angleA C B=\frac{\\pi}{4}. Then the length of the side A B is

KVPY 2020-21 SA Exam Previous Papers

Question : 4 of 80

Marks: +1, -0

Let

A, B, C

be three points on a circle of radius 1 such that

\∠A C B={\π}/{4}

. Then the length of the side

A B

Solution:

\ΔA O B

A B^{2}=1^{2}+1^{2}=2

A B=\√{2}

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