exam Maths Puzzle Numerical Ability

I need your help please, A triangle has a perimeter of 161 miles. Each of the two smaller sides are two thirds the length of the longest side. Find the length of each side of the triangle.

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exam Other Question

Draw a triangle ABC, and let AM and BN be two of its medians, which intersect at G. Extend AM to the point P that makes GM = MP. Prove that PBGC is a parallelogram. Find an equation of the circle of radius 4 that is tangent to both branches of the graph y=|x|

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