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The perimeter of a triangle is 10 -meter...

The perimeter of a triangle is 10 -meters and the lengths of two of its sidés are `2 1/2` metres and `3 1/2` meters. What is the ratio of its sides?

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Perimeter of the triangle `=10` meter First side `=(2 1)/2 m=5/2` meter Second side =3 1/2 m,=7/2 meter Third side `=4` meter Ratio of the sides `=5/2: 7/2: 4=5: 7: 8`
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