Questions

From Worst to Best

261 P4.AN.JM.17092845

Level 3
The figure shows a piece of rectangular paper ABCD folded at one of its corners A. ∠AEB is 4 times as large as ∠AEF. Find ∠AEB.

3 m

Attempt

Rectangle Angles on a straight line Overlapping angles Folded figure Model Times-as-many Units method

262 P5.AP.JM.17083152

Level 2
The figure is not drawn to scale. A rectangular piece of paper is folded to form the figure as shown. Find the area of the rectangular piece of paper before it was folded.

3 m

Attempt

Rectangle Folded figure

263 P6.AG.JC.17080469

Level 3
A rectangle has a length of 16 cm and a breadth of 4q cm. Find

its area in terms of q,
its perimeter in terms of q,
the area of the rectangle if q = 3.

4 m

Attempt

Algebra in 1 variable Algebra simplifying Algebra substitution Length Area Perimeter Rectangle

264 P5.FR.JM.17083090

Level 2
The figure is made up of a square and a rectangle. The area of the square is ¹₃ the area of the rectangle. Given that ¹₂ of the square is shaded, what fraction of the whole figure is unshaded?

3 m

Video Attempt

Fraction of a whole Fraction to units Area perimeter Overlapping area Combined repeated identity Units table

265 P4.AP.JM.17100166

Level 3
The area of the shaded part in the rectangle is 40 cm². Find the perimeter of the rectangle.

3 m

Attempt

Rectangle Triangle

266 P6.AP.NK.21060426

Level 3 PSLE
A path of length 28 m is completely covered with identical tiles, following the pattern shown. The width of the path is 70 cm. How many tiles were used to cover the entire path?

3 m

Attempt

Rectangle Tiling Unit conversion

267 P5.AP.JM.17083167

Level 3
The figure is made up of Rectangle ABCD. AFE is a straight line and EC = AG. The ratio of BE to BC is 5 : 8. Find the shaded area.

3 m

Attempt

Rectangle Triangle Triangle common base Ratio to units

268 P6.AP.NK.21060428

Level 3 PSLE
Figure 1 shows a square tile made up of 2 grey squares, A and B and 2 identical white rectangles C. The length of 1 side of square A is twice the length of 1 side of square B.

What fraction of the square tile in Figure 1 is grey?
Figure 2 shows a wall laid with square tiles. The wall is 9 m by 9 m and is completed covered with square tiles. Find the total area of the wall covered by grey squares.