If sinA=3/5 find the value of cosA
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Answered by
1
Answer:
CosA=4/5
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Answered by
0
Answer:
4/5
Step-by-step explanation:
sin A = perpendicular/hypotenuse
3/5 =perpendicular/hypotenuse
perpendicular= 3
hypotenuse= 5
using Pythagoras theorem
base=√5^2-3^2
base= 4
cosA = base/ hypotenuse
cosA = 4/5
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