Question

In the triangle abc . The ratio of angle a,angle b, angle c is 1:2:3. find the tan a, sin b, cos c.​

Answer 1

A/Q

a = 1/6×180°=30°

b =2/6×180°=60°

c = 3/6×180° = 90°

so, tanA = 1/√3

sin b= √3/2

cos c= 0

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