Two equal side of triangle is 5m less than twice the third side, perimeter of triangle is 55m find length of sides.
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Let the length of third side be x
Therefore,
length of two equal side will be (2x -5 ) & (2x-5).
So,
Perimeter of traingle = 55 (given)
2(2x-5) + x = 55
4x - 10 + x = 55.
5x = 55 + 10
5x = 65
x = 65÷5 = 13 m.
Length of each equal sides
= 2x -5
= 2×13 - 5
=26 -5
=21 m.ANS.
Therefore,
length of two equal side will be (2x -5 ) & (2x-5).
So,
Perimeter of traingle = 55 (given)
2(2x-5) + x = 55
4x - 10 + x = 55.
5x = 55 + 10
5x = 65
x = 65÷5 = 13 m.
Length of each equal sides
= 2x -5
= 2×13 - 5
=26 -5
=21 m.ANS.
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1
Answer:
21m
Step-by-step explanation:
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