Find the third side of a triangle if the perimeter of that triangle is 20 m and two of it's sides are 5 m and 4 m.?
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Answer:
11 is the third side of the triangle
Answered by
2
Answer:
two side sum = 4 +5 =9
third side = perimeter of triangle - sum of the two sides
= 20m - 9m
=11m
Answer the third side is 11m
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