2 Answered Questions for the topic half angle
Half Angle Trigonometry
05/19/19
Find sin θ/2 cos θ/2 and tan θ/2 cosθ=-3/5 for π/2<θ<π
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Half Angle Trigonometry
11/20/13
half angle formula
Given sin (a)= 8/9 and pi/2 <a<pi
Find the exact value of sin (a/2)
do not use decimals
sin (a/2)=?
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