2
4. If the perimeter of a triangle is 6-cm
3
and the lengths of two of its sides are
1
2-cm and 3 - cm, find the length of
2
3
the third side.
21
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2
Perimeter of a triangle
= Sum of all the three sides
= AB + BC + AC
= 3 cm + 8 cm + 6 cm
= 17 cm
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