SOLUTION: The Diagonal of a Rectangle is 25 cm. long and makes an angle of 20 degrees with one side , what are the dimensions of the Rectangle ?

Question 825461: The Diagonal of a Rectangle is 25 cm. long and makes an angle of 20 degrees with one side , what are the dimensions of the Rectangle ?

Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
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cosA = adj/hyp
cos(20) = a/25
a = 25*cos(20)
a = 23.492315519647711
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sinA = opp/hyp
sin(20) = b/25
b = 25*sin(20)
b = 8.550503583141717
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answer:
a = 23.492315519647711 cm
b = 8.550503583141717 cm
---
check:
d = sqrt( a*a + b*b ) = 25
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