exam Maths Puzzle Numerical Ability

Find the perimeter of the figure if two sides of it are 10inches, 5sides of it are 20inches and 1 side of it is 60 inches.
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exam Other Question

Solve by graph.

3x - 6y = 9
x - 2y = 3 the angles of a triangle have the following measures: angle A= (3x+8) degrees; angle B = (9x-3) degrees; and angle C = (4x-1) degrees. Determine the measure of each angle.