Question:

Level 1 PSLE

A semicircle is drawn inside a box. Estimate the length of the diameter to the nearest whole number in cm.

A semicircle is drawn inside a box. Estimate the length of the diameter to the nearest whole number in cm.

1 m

Level 1 PSLE

A semicircle is drawn inside a box. Estimate the length of the diameter to the nearest whole number in cm.

A semicircle is drawn inside a box. Estimate the length of the diameter to the nearest whole number in cm.

1 m

Level 1 PSLE

The shaded figure is a semicircle of diameter 40 cm. What is the perimeter of the shaded figure? Take π = 3.14

The shaded figure is a semicircle of diameter 40 cm. What is the perimeter of the shaded figure? Take π = 3.14

1 m

Level 1

Find the perimeter of this semicircle. (Take π =^{22}_{7})

Find the perimeter of this semicircle. (Take π =

1 m

Level 1

Find the area of this semicircle. Round off the answer to nearest 2 decimal place. (Take π = 3.14)

Find the area of this semicircle. Round off the answer to nearest 2 decimal place. (Take π = 3.14)

1 m

Level 2 PSLE

Five identical semi-circles are arranged as shown. Find the diameter of one circle.

Five identical semi-circles are arranged as shown. Find the diameter of one circle.

2 m

Level 2 PSLE

R is one of the points inside the box. Identify point R by the number next to the dot to complete a triangle PQR so that PQ = PR. Give your answer in number. (Eg 1)

R is one of the points inside the box. Identify point R by the number next to the dot to complete a triangle PQR so that PQ = PR. Give your answer in number. (Eg 1)

1 m

Level 2

Find the perimeter of the shaded figure. (Take π =^{22}_{7})

Find the perimeter of the shaded figure. (Take π =

2 m

Level 2

The figure shows a triangle enclosed within a semicircle. X is the centre of the semicircle. Find the area of the shaded part. (Take π = 3.14).

The figure shows a triangle enclosed within a semicircle. X is the centre of the semicircle. Find the area of the shaded part. (Take π = 3.14).

2 m

Level 2

The figure is made up of an equilateral triangle and a semi-circle of diameter 21 m. Find the perimeter of the figure. (Take π =^{22}_{7})

The figure is made up of an equilateral triangle and a semi-circle of diameter 21 m. Find the perimeter of the figure. (Take π =

2 m