Level 3
A piece of colored paper in the original shape of a parallelogram was folded as shown. Find
  1. ∠x
  2. ∠y
4 m
Level 3
In the figure, ABCD is a parallelogram. O is the centre of the circle. Find
  1. ∠ADC
  2. ∠ABD
4 m
Level 3
AFED and ABCE are two different parallelograms. Given that ∠DAE = 35° and ∠ABC = 75°, find
  1. ∠AED
  2. ∠FEC
5 m