Answer:
<A=56.64
<B=114.99
<C=8.33
Step-by-step explanation:
let angle C be x
8x-10+3x+90+x=180°[sum of inside the triangle is 180°]
12x+80=180
12x=180-80
x=100/12
x=8.33
now putting the value of x
angle C is 8.33
angle A is 56.64
angle B is 114.99
