Find the length of the side of a triangle. Side a = 4 cm, and side b = 9 cm. The perimeter is 19 cm. Use P= a + b + c.

Question

asked Dec 26, 2021 214k views

2 Answers

Flurbius · Answer 1 · 2021-12-30T13:06:21+0000

The answer is 6cm
Using (P=a+b+c) you’ll have 19=4+9+c and you want to solve for c. To do this you can use the same equation.
19=4+9+c
19=13+c
6=c