two equal side of a triangle are each 4m less than three times the third side.find the sides of the triangle, if its perimeter is 55m.
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two equal side of a triangle are each 4m less than three times the third side.find the sides of the triangle, if its perimeter is 55m.
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Answer:
Let x be the third side,
Then (3x−4) will be length of the equal sides.
As per the question-
55=x+2(3x−4)
55=x+6x−8
55=7x−8
55+8=7x
63=7x
9=x
Therefore, the third side = x=9m.
Hence, the equal two sides = (3x−4)=(3×9−4)=27−4=23m each.
Step-by-step explanation:
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