Level 2
The figure shows a piece of square paper ABCD folded at two of its corners A and C. Given that ∠ADE = 12° and ∠CDF = 15°, find ∠ADC.
2 m
Level 2
Pauline has a piece of square paper. She folded it along the dotted line as shown. Find ∠g.
2 m
Level 2
A piece of rectangular paper ABCD was folded as shown. ∠FCB = 58°. Find ∠ECF.
2 m
Level 2
A rectangular piece of paper is folded at one of its corners as shown. Find ∠y.
2 m
Level 2
The figure shows a piece of rectangular paper ABCD folded at two of its corners C and D. Given that ∠DFE = 21° and ∠CFG = 15°, find ∠CFD.
2 m
Level 2
What is 23 of a complete turn?
2 m
Level 2
Thomas made a half turn in an anti-clockwise direction. Then he made a quarter turn in the clockwise direction. He is now facing the playground. Is he facing Block 345 at first? Give your answer as Yes = Y and No = N.
2 m
Level 3
The figure is not drawn to scale. ∠ABC is a right angle. ∠x is twice of ∠y. Find ∠x.
3 m
Level 3
In the figure, ∠ACB = 90°. ∠ACD is 36° more than ∠BCD.
  1. What line is perpendicular to AC?
  2. Find ∠ACD.
3 m
Level 3
In the figure, BC is a straight line. ∠ADB = 90°, ∠EDF is equal to ∠FDC but 24° more than ∠ADE.
  1. What line is perpendicular to BC?
  2. Find ∠EDF.
3 m