Question

The ratio of the sides of a triangle is 4:7:9. If the perimeter of the triangle is 200 meters, what is the length of the longest side?

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Answer 1

Answer:

let's be ratio =x

Step-by-step explanation:

$perimeter \: of \: triangle = 200 \\ 4x + 5x + 7x = 200 \\ 16x = 200 \\ x = \frac{200}{16} \\ x = \frac{25}{2} \\ longer lenght \: of \: side \: = 7x \\ 7 \times \frac{25}{2} = \frac{175}{2} ans$

your ans