Mathematics
ashleybabjak7
13

Express the perimeter of the triangle as a polynomial. A) 9x -8 B) 9x + 8 C) 8x - 6 D) -9x - 6

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(2) Answers
ButterKing

The perimeter is just the sum of all of the side lengths. p=3x+4+x-10+5x-2 p=9x-8

visanelena

Add up the lengths of the 3 sides.  Starting with x terms, we get 3x + 4 + x - 10 + 5x - 2.  The x terms combined result in 9x and the constants combined result in -8.  The perimeter is thus 9x - 8 units.

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