Question

Chang knows one side of a triangle is 13 cm. Which set of two sides is possible for the lengths of the other two

sides of this triangle?

5 cm and 8 cm
6 cm and 7 cm
7 cm and 2 cm
8 cm and 9 cm

Answer 1

8 cm , 9cm

Explanation:

sum of any two sides >third side

difference of any two sides<third side

only 8 cm and 9 cm satisfies it

8+9=17>13

9-8=1<13