151 P6.AN.NK.17051711
Level 2
XYZ and OYZ are isosceles triangles. XY = XZ, OY = OZ, ∠XYO = 18° and ∠YOZ = 80°. Find ∠a.
2 m
Isosceles triangle Angles sum of triangle
152 P6.AN.NK.17052104
Level 2
If ∠x is 120 °, find the sum of ∠u, ∠v, ∠w, ∠y,and ∠z.
2 m
Angles sum of triangle
153 P4.GE.JM.17092638
Level 2
The figure is made up of equilateral triangles. What is the least number of triangles should be shaded to form a symmetry with the dotted line?
2 m
Symmetry Equilateral triangle Min-max
154 P6.AN.NK.17052101
Level 2
The figure shows 4 triangles. Find the sum of ∠m + ∠n + ∠h + ∠j + ∠k + ∠l.
2 m
Vertically opposite angles Angles sum of triangle
155 P6.AP.TL.17090719
Level 2
The perimeter of the triangle WXY is 30 cm. Given that YW = 13 cm, WX = 12 cm, RY = PY and PX = QX, find the radius of the circle.
2 m
Triangle Circle Sets Units & parts & boxes Substitution
156 P5.AP.JM.17083124
Level 1
What is the area of the triangle?
2 m
Right-angled triangle
157 P5.AP.JM.17083136
Level 2
In the figure, what is the area of Triangle ABC?
2 m
Right-angled triangle
158 P6.AN.RA.17081609
Level 1 PSLE
In the figure, EFG is an equilateral triangle and ∠FGH = 70°. Find ∠a.
2 m
Equilateral triangle Angles at a point
159 P5.AP.JM.17083143
Level 2
Triangle ABC is a right-angled triangle. Find the length of BD.
2 m
Right-angled triangle
160 P4.GE.JM.17092617
Level 2
The figure is made up of a right-angled triangle and a rectangle. How many pairs of perpendicular lines are there in the figure?
2 m
Rectangle Perpendicular & parallel lines Right-angled triangle

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