How to find the perimeter of a triangle? An image is attached.

asked Oct 10, 2022 195k views

14 votes

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12 votes

Answer:

18m³+2m²-m

Explanation:

(5m³+3m²-2m)+(8m³-4m²+3m)=13m³-m²+m+(5m³+3m²-2m)=18m³+2m²-m

Askance answered Oct 16, 2022

3.6k points

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