Quarter 4 Mathematics Reviewer

Which of the following formula is the area of a circle?

• 2πd

• 2π²

• 2πr

• πr²

If the diameter is 12 m, what is the radius?

• 12 m

• 10 m

• 8 m

• 6 m

If the radius is 2.5 in, what is the diameter?

• 5 in

• 4 in

• 3 in

• 2 in

What is the circumference of a circle with 10 m diameter?

• 0.314 m

• 3. 3.14 m

• 31. 31.4 m

• 314 m

What is the area of a circle with 2 meter radius?

The circular park has a radius of 3 m. What is its circumference?

Kok jogs around the field with 7 m diameter. How far does he jog in one complete turn?

A circular flower plot has a radius of 5 m. What is its area?

Which of the following unit is used to express area?

• m

• m²

• km

• km³

Which of the following unit is used to express volume?

• m

• m²

• cm

• cm³