Question

15. The sides of a triangle are in the ratio of 3:8:7. If the perimeter of the triangle is 63 cm, how long is the shortest side? ​

Answer 1

10.5cm

Explanation:

3+8+7=18, this means that there are 18 parts assuming each part reprecents 1cm

63/18=3.5

so 1 part=3.5cm

3.5*3=10.5cm