9a)
4x - 2 + 30 = 68
4x + 28 = 68
4x = 40
x = 10
9b)
y = 180 -68
y= 112
9 = -7-2y
9 +7=16
16/-2 -2y/-2
-8 = y
X=67/2
y=-67/3
x and y intercepts
As per this theorem the two triangles are congruent if two angles and a side not between these two angles of one triangle are congruent to two corresponding angles and the corresponding side not between the angles of the other triangle.
