3. Find the perimeter of a triangle whose sides are 2x + 7,3x - 9 and x + 5.
Answers
Answered by
2
Step-by-step explanation:
Perimeter of triangle=sum of all sides
=2x+7+3x-9+x+5
=6x+3
Answered by
2
Answer:
6x+3
Step-by-step explanation:
Perimeter of triangle = sum of three sides
So, the perimeter = (2x+7) + (3x-9) + (x+5)
= 2x+3x+x+7+5-9
= 6x+12-9
= 6x+3
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