Given Sin (90 – a) = 1/2 , find without using tables or calculators the value of Cos a.

Given Sin (90 – a) = 1/2 , find without using tables or calculators the value of Cos a.

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Given Sin (90 – a) = 1/2 , find without using tables or

Solved] Hello tutors . Give answers soonest possible 1. Given sin

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