21 P5.AN.NK.23041248
Leve 2
The diagram is not drawn to scale. Given that RST and QSP are straight lines and QRS is an isosceles triangle, find ∠a.
2 m
Isosceles triangle Vertically opposite angles Angles sum of triangle Angles at a point
22 P6.AN.JC.23030117
Level 2 PSLE
A rectangular piece of paper is folded to form a trapezium ABCD. The two shaded triangles are identical. Find ∠x.
2 m
Right angle Rectangle Isosceles triangle Trapezium Angles on a straight line Angles sum of triangle Angles at a point Overlapping angles Folded figure
23 P5.AN.JM.17083145
Level 2
In the figure. ABDE is a parallelogram and ∠CDE = 106°. Find ∠ABC.
2 m
Equilateral triangle Parallelogram Angles at a point Interior angles
24 P5.AN.JM.17083255
Level 2
TUVW is a parallelogram. TWY is a straight line. Find ∠XUT.
2 m
Parallelogram Angles on a straight line Angles at a point Sum of angles in a quadrilateral
25 P4.AN.JM.17092860
Level 3
In the figure not drawn to scale, ∠AEB = 90° and ∠AEF = 122°. Given that ∠AED is three times as large as ∠DEF, find ∠AED.
3 m
Angles at a point Model Times-as-many Units method
26 P4.AN.JM.17092859
Level 3
In the figure, AE is perpendicular to BE and ∠CED = 102°. Given that ∠AED is three times as large as ∠BEC, find ∠AED.
3 m
Angles at a point Model Times-as-many Units method
27 P6.AN.NK.17050214
Level 3
In the figure, not drawn to scale, A and B are the centres of both circles respectively. Find ∠x.
3 m
Circle Angles at a point Angles sum of triangle
28 P6.AN.JC.23100208
Level 3 PSLE
ABCD and CFGE are identical parallelograms. HCB and EDC are identical right-angled triangles.
  1. Find ∠x.
  2. Find ∠y.
  3. Select the words that describe BHF in the statement:
    BHF (is/is not) a straight line because the sum of angles BHC and CHF (is/is not) 180° Give your answers in this format. (Eg is, is not)
3 m
Right-angled triangle Parallelogram Angles sum of triangle Angles at a point Interior angles
29 P6.AN.NK.21060931
Level 3 PSLE
EFG is an equilateral triangle and ABCD is a rhombus. DGH is a straight line. Find ∠z.
3 m
Angles on a straight line Vertically opposite angles Angles sum of triangle Equilateral triangle Rhombus Angles at a point
30 P6.AN.JC.23031302
Level 3 PSLE
ABCD and BDEF are rhombuses. CGD is a straight line.
  1. Find ∠DBG.
  2. Find ∠CDE.
3 m
Isosceles triangle Rhombus Angles sum of triangle Angles at a point

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