521 P4.AP.JM.17100218
Level 3
Given the figure, find
  1. its perimeter.
  2. its area.
3 m
Rectangle Rectilinear figure Composite figure perimeter Composite figure area
522 P5.AP.JM.17083139
Level 3
The figure, not drawn to scale, is made up of 2 triangles, AGH and EGH. AB is 12 of EF. CD is 23 of AB and the difference between EF and CD is 12 cm. Given that HG = 10 cm, find the area of the entire figure.
3 m
Triangle Composite figure area Overlapping area Fraction to units Repeated identity Units method
523 P6.AP.TL.17090813
Level 3
The figure is made up of a circle, 4 identical semi-circles and a square of side 14 cm. O is the centre of the circle. What is the area of the shaded figure?. (Take π = 227)
3 m
Square Circle Semicircle Quarter circle Composite figure area Cut & paste Overlapping area
524 P3.AP.JM.17102373
Level 3
John's room is 15 m long and 10 m wide. A carpet measuring 8 m by 6 m is placed in the centre. What is the area of the room not covered by the carpet?
4 m
Rectangle Model Part-whole
525 P4.AP.JM.17100221
Level 3
Given the figure, find
  1. its perimeter.
  2. its area.
3 m
Square Rectangle Rectilinear figure Composite figure perimeter Composite figure area
526 P5.AP.JM.17083243
Level 3
The figure is made up of a four-sided figure and a circle. The area of the four-sided figure is 37 of the area of the circle. Given that 13 of the circle is shaded and the area of the shaded part is 42 cm2, what is the difference between the area of the circle and the area of the four-sided figure?
3 m
Composite figure area Overlapping area Fraction to units Units method
527 P6.AP.TL.17090814
Level 3
The figure is made up of two identical squares, ABCD and WXYZ. The area of each square is 100 cm2. Point A is the centre of Square WXYZ. Find the unshaded area.
3 m
Square Cut & paste Fraction of a whole Units method
528 P3.AP.JC.18012101
Level 3
The perimeter of a rectangle is 80 cm. Its length is 24 cm longer than its breadth. Find
  1. the breadth
  2. the area
4 m
Rectangle Model Comparison Units method
529 P4.AP.JM.17100180
Level 3
The figure is made up of a rectangle P and a square S. Find the perimeter of the figure.
3 m
Square Rectangle Rectilinear figure Composite figure perimeter Composite figure area
530 P5.AP.JM.17083102
Level 3
The figure is made up of 2 overlapping squares. The area of the shaded part is 20 cm2. The length of the bigger square is 6 cm. Find the length of the smaller square.
3 m
Square Rectilinear figure Square & square root Composite figure area Overlapping area
531 P3.AP.JC.18012102
Level 3
The length of a rectangle is thrice its breadth. Its perimeter is 80 cm. Find
  1. the breadth of the rectangle
  2. the area of the rectangle
4 m
Rectangle Model Times-as-many Units method
532 P4.AP.JM.17100202
Level 3
Mrs Lim has a rectangular garden fully covered with grass. 4 squares of grass were removed as shown in the diagram. What is the area of the garden covered with grass now?
3 m
Square Rectangle Rectilinear figure Composite figure area
533 P5.AP.JM.17083246
Level 3
The figure, not drawn to scale, is made up of two identical squares, X and Z and a rectangle Y. The ratio of the area X to the area of Y to the area of Z is 1 : 2 : 1. The ratio of the unshaded part of X to the unshaded part of Z is 2 : 3 respectively. Given that half of the area of X is shaded and the total area of all the shaded parts is 48 m2, what is the area of the whole figure?
3 m
Square Rectangle Rectilinear figure Composite figure area Overlapping area Ratio to units Units method
534 P4.AP.NK.23050814
Level 3
The figure is made of 5 similar squares and a rectangle. The length of one side of a square is 6 cm. What is the total area of the figure?
3 m
Square Rectangle Rectilinear figure Composite figure area
535 P3.AP.JC.18012095
Level 3
A farmer wants to put up a fence around a rectangular plot of land which measures 28 m by 18 m. The cost of fencing is $5 per metre. How much must he pay to put a fence around his land?
4 m
Rectangle Money
536 P5.AP.JM.17083116
Level 2
The figure is made up of identical rectangles. Find the area of the shaded rectangle.
3 m
Rectangle Rectilinear figure Tiling Composite figure area Units method
537 P4.AP.NK.23050815
Level 3
The figure is made up of 1 big square and 4 identical small squares. The area of the figure is 288 cm2
  1. What is the area of each small square?
  2. What is the length of each side of the small square?
3 m
Square Square root Rectilinear figure Composite figure area
538 P3.AP.JC.18012096
Level 3
William wants to put a gate 10 m wide and a fence around his factory which measures 55 m x 40 m.
  1. How much fence does he need?
  2. The cost of fencing is $7 per metre. How much must he pay to put the fence around his factory?
4 m
Rectangle Money
539 P5.AP.JM.17083146
Level 3
Find the total area of the shaded parts.
3 m
Triangle
540 P3.AP.JM.17102371
Level 3
The length of a rectangular field was twice its breadth. Joe jogged 5 rounds around the field. What was the total distance Joe jogged? (Give your answer in km and m.)
4 m
Length Rectangle Unit conversion Model Times-as-many

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