dv100732 dv100732
  • 24-03-2021
  • Mathematics
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HELP PLEASE
17. A triangle has sides of length x, X -3 And x+6 what is the perimeter of the triangle?
A.3x+3
B.3x^3+3
C.3x^3+18
D.3x+9

HELP PLEASE 17 A triangle has sides of length x X 3 And x6 what is the perimeter of the triangle A3x3 B3x33 C3x318 D3x9 class=

Respuesta :

cairde
cairde cairde
  • 24-03-2021

Answer:

A. 3x+3

Step-by-step explanation:

The perimeter is found by adding all the side lengths:

(x)+(x-3)+(x+6)

=1x+1x+1x-3+6

=3x+3

(Remember, add x-terms to x-terms, and numbers to numbers)

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