Question

2x+1

4x +5
The perimeter of the triangle shown is 9x + 10. Which of the following is the measure of the third side

A) 3x+4
B) 15x+15
C) 15x+5
D) 3x+16

Answer 1

Explanation:

Option a is the correct answer

(2x+1)+(4x+5)+(3x+4)

2x+1+4x+5+3x+4

9x+10