Step-by-step explanation: 40+2x=180 2x=180-40 2x=140 x=70 therfore xoy=40 oyx=70 yxo=70 hence it is isocleles triangle Reply
Step-by-step explanation:
40+2x=180
2x=180-40
2x=140
x=70
therfore
xoy=40
oyx=70
yxo=70
hence it is isocleles triangle