Q2. (2)
Q3. (3)
Q4. angle x = 149 degree
Q5. angle z = 45 degree (alternate angle)
Q6. angle a = 40 degree (angle on a straight line and isoscellis triangle)
Q7. Find Angle XYZ
Angle XYZ = 180 - 20 -20 -30 -30 = 80
(sum of angles on a straight line =180)
