Polar coordinates in physics

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The rectangular and polar coordinates of a point are (x, y) and (r, θ), where x = 8 and θ = 24◦.

Determine r

Determine y 

Jun 2nd, 2015

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x=r*cos(θ) and y=r*sin(θ)

r=x/cos(θ)=8/cos(24°)=8.76

y=r*sin(θ)=x/cos(θ)*sin(θ)=x*tan(θ)=3.56

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Jun 2nd, 2015

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Jun 2nd, 2015
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