In scalene △ the length of ⎯⎯⎯⎯⎯⎯⎯⎯ is 2+7 , the length of ⎯⎯⎯⎯⎯⎯⎯⎯ is 8−6 , and the length of ⎯⎯⎯⎯⎯⎯⎯⎯ is 5+12 .
Find the perimeter of △ given that =3 .
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Answer:
2+7+8-6+5+12=28
Step-by-step explanation:
Therefore, perimeter is 28 m or cm as your book says
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