since they add up to 180°, you have
40x-21 + 31-2x + x+14 = 180
x=4
Now figure the angle measures.
Find the measure of each angle in Triangle ABC.
m∠a=(40x−21)°m∠b=(31−2x)°m∠c=(x+14)°
1 answer
m∠a=(40x−21)°m∠b=(31−2x)°m∠c=(x+14)°
1 answer