Question

The lengths of the sides of a triangle are in the extended ratio 7 : 9 : 10. The perimeter of the triangle is 104cm. What is the length of the sides ?

Answer 1

28, 36, 40

Explanation:

Add up the numbers in the ratio, giving us 26. Perimeter divided by 26 equals 4. Then, four times each of the numbers in the ratio gives you the lengths