Question

the perimeter of a triangle is 10cm find the value of x
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Answer 1

Answer:

Perimeter of Triangle = Sum of all sides = 10 cm

Sum of all sides = 10 cm

= x + (5 - 2x) + (2 + 3x) = 10

= x + 5 - 2x + 2 + 3x = 10

= 2x + 7 = 10

= 2x = 10 - 7

= 2x = 3

= x = 3/2 cm = 1.5 cm