Question

find the perimeter of the triangle whose side are (3x-2) cm, (2x + 5 and ( x + 4 ) cm
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Answer 1

Answer:

perimeter of triangle is 6x+7

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Step-by-step explanation:

perimeter =(3x-2)+(2x+5)+(x+4)=6x+7

Answer 2

Step-by-step explanation:

$perimeter of triangle = sum \: of \: all \: sides \\ then \: given \: sides \: are \: (3x - 2)cm \: (2x + 5)c \: and \: (x + 4)cm \\ then \: \\ perimeter \: is \: (3x - 2) + (2x + 5) + (x + 4) \\ = (3x + 2x + x) + ( - 2 + 5 + 4) \\ = 6x + 7 \\ answer \: is \: 6x + 7cm$