x + (3x+13) +(x-8) =180
5x +5 = 180
x = 175 /5 = 35
Angle A = 3(35)+13 = 118 degrees
Add 8
C) 44, 52, 60
.................
5cm,7cm,and 10cm? im no professional but might wanna double check first
Any two numbers, normally degrees, such as 10° and 170°, that add up to equal 180°