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04-05-2022
Mathematics

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Which expression represents the perimeter, in units, of this trapezoid? (45 points)

Which expression represents the perimeter in units of this trapezoid 45 points class=

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semsee45 semsee45

04-05-2022

Answer:

A. 7x + 3

Step-by-step explanation:

The perimeter of a 2D shape is the distance all the way around the outside.

⇒ perimeter = (2x + 1) + (x + 1) + (3x - 1) + (x + 2)

= 2x + 1 + x + 1 + 3x - 1 + x + 2

= 2x + x + 3x + x + 1 + 1 - 1 + 2

= 7x + 3

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