611 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
612 P4.AP.NK.23050836
Level 3
4 identical rectangles are arranged as shown. XY is 13 cm and the unshaded area Square ABCD is 81 cm2. Find the breadth of the rectangle.
4 m
Length Square Rectangle Square & square root Rectilinear figure
613 P4.AP.NK.23050837
Level 3
The figure is formed by 4 identical shaded rectangles and an unshaded square. The area of the unshaded square is 49 cm2. Find the total area of the 4 shaded rectangles.
4 m
Length Square Rectangle Square & square root Rectilinear figure
614 P4.AP.NK.23050839
Level 3
The figure, not drawn to scale, is made up of a square and three rectangles. The square has an area of 81 cm2. What is the area of Rectangle X?
4 m
Length Square Rectangle Square & square root Rectilinear figure
615 P4.AP.NK.23050840
Level 3
The figure, not drawn to scale, is made up of 2 squares and 2 rectangles. What is the area of Rectangle A?
4 m
Length Square Rectangle Square & square root Rectilinear figure

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