A geometry problem by Aman Dubey

Geometry Level pending

∏ n = 1 45 sin ⁡ ( 2 n − 1 ) ∘ = 2 − a b ∘ \large \prod_{n=1}^{45} \sin (2n-1)^\circ =2^{-\frac {a}{b} \circ}

All angles above are in degrees. If a a and b b are coprime positive integers, what is a + b a+b ?


The answer is 91.

Aman Dubey by Aman Dubey , 22, India

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1 solution

Ahmad Saad
Jun 15, 2017

1 Helpful 0 Interesting 0 Brilliant 0 Confused

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