Question

In a parallelogram RICE angle R=(3x-2) and angle c =(50-x) find x and all the angles of the parallelogram

Answer 1

opposite angles are equal,
R=C
3x-2=50-x
3x+x=50+2
4x=52
x=13

R+I=180(co interior angles)
37+I=180
I=180-37
I=143

I=E(opposite angles)
E=143