Question

please tell this question explanation step-vise​

Answer 1

Answer:

1) 21.4cm

2) 10.4cm

3) 510cm

4) 17.5cm

Step-by-step explanation:

1. formula for perimeter of the triangle

=side+side+side / 3×side(if an equilateral triangle)

=9.3+7+5.1

= 21.4cm

2. formula for perimeter of the square

=4×side

=4×2.6

=10.4cm

3. formula for perimeter of the rectangle

=2×length+2×breadth(width)

=2×5+2×250

=510cm

4. formula for perimeter of the pentagon

= side+side+side+side+side

=3.5+3.5+3.5+3.5+3.5

=17.5cm

Answer 2

Answer:

le4667 7777+885

Step-by-step explanation:

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