1 P5.AP.JM.17083120
Level 1 PSLE
In the square grid, P is a square, Q is a right-angled triangle and R is an equilateral triangle. Arrange P, Q and R from the smallest area to the largest.
1 m
Square Equilateral triangle Right-angled triangle Square grid Min-max
2 P6.GE.NK.21060715
Level 1 PSLE
A, B, C, D are points on a square grid. Which point when joined to E and F forms a right-angled triangle?
1 m
Grid square Right-angled triangle
3 P6.GE.NK.21060717
Level 1 PSLE
CB forms one side of the right-angled triangle. Which point when joined to C and B will form the right-angled triangle?
1 m
Grid square Right-angled triangle Parallelogram
4 P6.GE.JC.23030119
The square grid shows line AB. It is one side of a triangle ABC with ∠ACB = 90°. Identify point C in the grid square.
1 m
Square grid Right-angled triangle
5 P6.AP.TL.17090703
Level 2 PSLE
Robert cut out three identical right-angled triangles. He joined them to form the figure PQRS shown. RS = 12 cm and SP = 10 cm. The perimeter of the figure is 36 cm. Find the area of the figure PQRS.
2 m
Right-angled triangle Composite figure area
6 P5.AN.JM.17083141
Level 2
The figure shows a right-angled triangle RST. Given that ∠PQR = 73°, what is the value of ∠QRS?
2 m
Isosceles triangle Right-angled triangle Angles on a straight line Angles sum of triangle
7 P6.AP.TL.17090767
Level 2
The figures F and G, are two identical isosceles triangles. Both figures contain a square of a different size. Given that the area of the square in Figure F is 252 cm2, find the area of the square in Figure G.
2 m
Square Isosceles triangle Right-angled triangle Cut & paste
8 P5.AN.JM.17083128
Level 2
The figure shows a right-angled triangle ABC. Given that BD = CD and ∠BDC = 108°, what is the value of ∠CAB?
2 m
Isosceles triangle Right-angled triangle
9 P6.GE.NK.21060722
Level 1 PSLE
A unit shape in the form of a right-angled triangle is drawn in the grid. Cindy forms a rectangle by joining two unit shapes as shown. In addition to the rectangle, Cindy wants to form a trapezium. This figure is to be formed with the smallest number of unit shapes. How many triangles are required to construct the smallest trapezium?
1 m
Grid square Right-angled triangle Parallelogram Rhombus Trapezium Min-max More than or less than
10 P6.GE.NK.21060721
Level 2 PSLE
AB and BC form two sides of a trapezium ABCD drawn on a square grid inside a box. By joining dots on the grid with straight lines, identify Point D to complete the trapezium ABCD such that AD is longer than BC.
2 m
Grid dots Right-angled triangle Trapezium Area perimeter More than or less than Equal stage
11 P6.GE.NK.21060728
Level 2 PSLE
Triangle BCD is drawn on a square grid inside a box. By joining dots on the grid with straight lines, identify the dot to draw a right-angled triangle BCE such that it has the same area as triangle BCD. Give your answer in number. (Eg 1)
2 m
Grid dots Right-angled triangle Trapezium Area perimeter More than or less than Equal stage
12 P5.AP.JM.17083118
Level 2
In the square grid, A is a right-angled triangle, B is a square and C is an isosceles triangle. Arrange A, B and C from the largest area to the smallest area.
2 m
Square Right-angled triangle Grid square Min-max
13 P5.AP.JM.17083124
Level 1
What is the area of the triangle?
2 m
Right-angled triangle
14 P5.AP.JM.17083136
Level 2
In the figure, what is the area of Triangle ABC?
2 m
Right-angled triangle
15 P5.AP.JM.17083143
Level 2
Triangle ABC is a right-angled triangle. Find the length of BD.
2 m
Right-angled triangle
16 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
17 P5.AN.JM.17083203
Level 2
The figure consists of a right-angled triangle PQR and an equilateral triangle RST. PRS and QRT are straight lines. Find ∠w.
2 m
Equilateral triangle Vertically opposite angles Angles sum of triangle
18 P6.AP.TL.17090744
Level 2 PSLE
Anna has a square piece of paper FGHJ of side 21 cm. She cut along the dotted lines shown in Figure 1 to get one small square of area 9 cm2 and 8 identical right-angled triangles. Triangle KLM in Figure 2 is one such triangle. Find the length of KM.
2 m
Length Square Square & square root Right-angled triangle Composite figure area
19 P6.AP.TL.17090713
Level 2 PSLE
In the figure, ABDF and BCEF are rectangles and CDE is a straight line. AB = 6 cm, AF = 8 cm and BF = 10 cm. Find the length of BC.
2 m
Length Rectangle Right-angled triangle Composite figure area
20 P6.AP.TL.17090714
Level 2 PSLE
In the figure, MN = 7 cm, NO = 9 cm, OP = 3 cm and PM = 11 cm. ∠MNO and ∠OPM are right angles. Find the area of the figure MNOP.
2 m
Right-angled triangle Composite figure area

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