Level 1 PSLE
In the figure, ABCD is a rectangle. AEB and BFC are straight lines. ∠DEF = 94° and ∠BFE = 50°. Find ∠AED.
1 m
Level 1 PSLE
ABC is a straight line and ∠BDA = ∠CDB. Find ∠ABD.
1 m
Level 1 PSLE
PQRS is a square and PQ = PT. Find ∠QPT.
1 m
Level 2 PSLE
In the figure, ABE is an equilateral triangle and BCDE is a rhombus ∠DAB = 38°. Find ∠CBE.
1 m
Level 1 PSLE
In the figure, LOP and MON are straight lines. ∠LPN = 55°, ∠PLM = 114° and ∠MNP = 90°. Find ∠LMN.
2 m
Level 2 PSLE
In the figure ABCD is a square, AB = BE and ∠BAE = 75°. Find ∠BCE.
2 m
Level 2
XYZ and OYZ are isosceles triangles. XY = XZ, OY = OZ, ∠XYO = 18° and ∠YOZ = 80°. Find ∠a.
2 m
Level 2
If ∠x is 120 °, find the sum of ∠u, ∠v, ∠w, ∠y,and ∠z.
2 m
Level 2
The figure shows 4 triangles. Find the sum of ∠m + ∠n + ∠h + ∠j + ∠k + ∠l.
2 m
Level 2 PSLE
In the figure, ACDE is a trapezium. AE is parallel to CD. BCD is a straight line and AB = BC. Find ∠ABC.
2 m
Level 2 PSLE
ABCD is a trapezium, EA = EB and CBE is a straight line. Find ∠AEB.
2 m
Level 2 PSLE
ABCD is a trapezium with AB parallel to DC and AB = BC = BD.
Find ∠CBD.
2 m
Level 2
In the figure, AOB, COD, EOF and GOH are straight lines. Find ∠s + ∠k + ∠l + ∠m + ∠n + ∠p + ∠q + ∠r.
2 m
Level 2 PSLE
A piece of paper in the shape of an equilateral triangle is folded along the dotted line as shown. Find ∠x.
2 m
Level 2
A square piece of paper is folded as shown in the figure.
  1. Find ∠ADE.
  2. Find ∠EDC.
2 m
Level 2
The figure shows a rectangular piece of paper folded at corner C. Find ∠BAC.
2 m
Level 2
An equilateral triangle, XYZ, is folded as shown in the figure. Find
  1. ∠BAZ
  2. ∠YBZ.
2 m
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
Level 2
Find the sum of ∠m, ∠n, ∠p, ∠l and ∠k.
2 m
Level 2
The figure, not drawn to scale, shows a regular 5-point star and ∠a = ∠b = ∠c = ∠d = ∠e.
  1. Express ∠f as a sum of two angles. Give the answers in equation. (Eg ∠a + ∠b)
  2. lf ∠e = 32°, find ∠f.
2 m