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 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
3 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
4 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
5 P5.AP.JM.17083124
Level 1
What is the area of the triangle?
2 m
Right-angled triangle
6 P5.AP.JM.17083136
Level 2
In the figure, what is the area of Triangle ABC?
2 m
Right-angled triangle
7 P5.AP.JM.17083143
Level 2
Triangle ABC is a right-angled triangle. Find the length of BD.
2 m
Right-angled triangle
8 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
9 P5.AN.JM.17083253
Level 2
The figure shows a right-angled triangle and an isosceles triangle. Find ∠p.
2 m
Right angle Isosceles triangle Right-angled triangle Sum of angles in a quadrilateral
10 P5.AP.NK.23022716
TRY FOR FREE
Level 3
Peter had a square piece of paper. He cut it along the dotted lines as shown in Figure 1 to get one small square of side 2 cm and four identical right-angled triangles. One such triangle is shown in Figure 2. Find the perimeter of the square piece of paper in Figure 1 before it was cut.
3 m
Attempt
Square Square & square root Right-angled triangle
11 P5.AP.JM.17083142
Level 2
Each of the figure is made up of four identical right-angled triangles. The shortest side of each triangle is 5 cm. The perimeter of each triangle is 21 cm. Find the perimeter of
  1. Figure 1
  2. Figure 2
3 m
Right-angled triangle
12 P5.AP.JM.17083107
Level 3
ABC is a right-angled triangle. 4 such identical triangles are used to form the Square WXYZ. Find the length of each side of the big Square WXYZ.
3 m
Square Square & square root Right-angled triangle
13 P5.AP.JM.17083200
Level 3
The figure shows two identical right-angled triangles overlapping each other. Find the area of the shaded part.
3 m
Right-angled triangle Overlapping area
14 P5.AN.JM.17083118
Level 3
In the diagram shown, ABC is a right-angled triangle and AB = BC = AD. Find
  1. ∠DAC
  2. ∠ADB
4 m
Isosceles triangle Right-angled triangle Angles sum of triangle
15 P5.AP.JM.17083194
Level 3
4 identical right-angled triangles are used to form a square as shown.
  1. What is the area of square ABCD?
  2. What is the length of Square ABCD?
4 m
Square Right-angled triangle Composite figure area
16 P5.AP.NK.23012633
Level 3
The figure shows a big square that is made up of a small square with area 16 cm2 and 8 right-angled triangles with a base of 3 cm.
  1. Find the height of each triangle.
  2. Find the area of the big square.
4 m
Square Right-angled triangle Composite figure area
17 P5.AP.JM.17083241
Level 3
In the figure, not drawn to scale, Triangle ABC and DEF are identical right-angled triangles. Find the unshaded area of the figure.
5 m
Right-angled triangle Overlapping area

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