Perimeter is the sum of the length of the sides used to make the given figure. The perimeter of the quadrilateral is 129 inches.
Perimeter is the sum of the length of the sides used to make the given figure.
The perimeter of the quadrilateral is,
Perimeter = 31 + 7x + 30 + 4x² + 8x + 3x² - 5x + 20
= 31 + 7(2) + 30 + 4(2)² + 8(2) + 3(2)² - 5(2) + 20
= 31 + 14 + 30 + 16 + 16 + 12 - 10 + 20
= 129 inches
Hence, the perimeter of the quadrilateral is 129 inches.
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