find the distance between (acostheta,0) and (0,asintheta)
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Step-by-step explanation:
formula .....
d=√[(x2-x1)^2+(y2-y1)^2]
so putting the values
=√[(0-acostheta)^2+(asintheta -0)^2]
=√[a^2cos^2theta +a^2sin^2theta]
=√[a^2(cos^2theta+sin^2theta)]
=a√(cos^2theta+sin^2theta)
.:cos^2theta +sin^2 theta =1. so
=a√(1)
=a×1
d=a units
Answer
hope it will help you
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