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21-02-2020
Mathematics

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The lengths of the sides of a triangle are in the extended ratio 6 : 7 : 9. The perimeter of the triangle is 44 cm. What are the lengths of the sides?

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21-02-2020

Add 6+7+9, which gives 22.

Divide 44 by 22, which is 2.

Multiply the ratio by 2:

(6 : 7 : 9) * 2 = 12 : 14 : 18

The lengths of the sides are 12cm, 14cm, 18cm.

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