Question

Find the perimeter of the shapes below and explain the formula. I especially need help on the first one which is a)

Answer 1

Answer:

a. Perimeter of triangle = Side + Side + Side

= 5+5+5= 15 m

b. Perimeter of parallelogram = 4+5+4+5 = 18 m

c perimeter of rectangle= 2( l+b)

= 2(6+4)

2x10= 20 km

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