Mathematics, 13.02.2022 14:00 shiann2002
The terminal side of an angle θ in standard position is in quadrant 1. If sinθ=0.8, find cosθ.
Answers: 3
is the same as 
and 
, then we know that the side opposite to the angle 
is 4 units and the hypotenuse is 5 units.
, then we have to find the adjacent side to the angle 
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The terminal side of an angle θ in standard position is in quadrant 1. If sinθ=0.8, find cosθ....
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