The three sides of a triangle are (x+5)cm, (2x+4)cm and (2x-3)cm a) find the perimeter of the triangle b) if x=10, find the perimeter of the triangle
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Step-by-step explanation:
Perimeter of a triangle is the sum of all three sides
(10+5)+(20+4)+(20-3)
=15++24+17
=56 cm
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