Level 1
Find the perimeter of this quadrant. Its radius is 4 cm. (Take π = 3.14)
1 m
Level 2 PSLE
Five identical semi-circles are arranged as shown. Find the diameter of one circle.
2 m
Level 2 PSLE
A square is first divided into two equal halves. The bottom half is divided into 5 equal parts while the top half is divided into 3 equal parts. The total area of the shaded parts is 168 cm2. What is the area of the square?
2 m
Level 2
In the figure, 6 identical squares lie within the rectangle EFGH. Each square measures 3 cm by 3 cm. What is the perimeter of rectangle EFGH?
2 m
Level 2
A square piece of cardboard is cut into six rectangles of different sizes. The total perimeter of the six rectangles is 20 m. Find the total area of the square piece of cardboard.
2 m