Question

The sides of a triangle are in the ratio 5:9:13 and its perimeter is 621 cm. What is the smallest side?​

Answer 1

Answer:

$given \\ sides \: of \: triangle \: = \: 5x \: 9x \: 13x \\ 5x + 9x + 13x = 621 \\ 27x = 621 \\ x = 23 \: \\ smallest \: side \: is \: 5x = 115 \: cm$

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