Angle P of a triangle is 1/3 of angle R and angle Q is less than angle R by 1/3 rd of it. Find the angles of the triangle.
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r+p+q=180°
But we are given
r+r/3+r-r/3=180°
If we take LCM, we get
(3r+r+3r-r)/3=180°
6r=540°
r=90°
p=90/3=30°
q=90-90/3=60°
So the angles p,q,r are 30°,60°, and 90° respectively.
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