Consider a triangle, rectangle and pentagon. What is the sum of the sides of these 3 polygons.

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Solution

A triangle has 3 sides. A rectangle has 4 sides. A pentagon has 5 sides.
3+4+5=12
Hence the total is 12.

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Consider a triangle, rectangle and pentagon. What is the sum of the sides of these 3 polygons.

A triangle has 3 sides. A rectangle has 4 sides. A pentagon has 5 sides. 3+4+5=12 Hence the total is 12.

A triangle has 3 sides. A rectangle has 4 sides. A pentagon has 5 sides.
3+4+5=12
Hence the total is 12.