Question

If the perimeter of a triangle is 31 ft and two of the side lengths are 15 ft and 10 ft, what is the length of the third side?

A.16ft
B.25ft
C.6ft
D.56ft

Answer 1

c) 6ft is the answer

Answer 2

C) 6 ft

Explanation:

Perimeter is just adding the side lengths together so...

31-15-10=x

6=x

so your answer is 6ft