Learn circle area and circumference MCQs in math quiz for test prep. Mensuration arc length, sector area and radian measure quiz questions has multiple choice questions (MCQ), circle area and circumference test as the formula used to measure circumference of circle is. Answer key help with choices as 2πr, πr² + 2r, πr² and πr² problem solving for competitive exam, viva prep, interview questions worksheets. Free math revision notes to practice circle area and circumference quiz with MCQs to find questions answers based online tests.

MCQ. The formula used to measure circumference of circle is

1. 2πr
2. πr² + 2r
3. πr²
4. πr²

A

MCQ. In the formula 2πr, the 'r' is considered as

1. circumference
2. area
3. perimeter

D

MCQ. If the circumference of circle is 64π then the area of circle (in terms of π) is

1. 664 cm²
2. 1024π cm²
3. 1050π cm²
4. 512π cm²

B

MCQ. The formula used to measure area of circle is

1. 4πr²
2. πr²
3. 2πr²
4. πr² + 2r

B

MCQ. If the circumference of circle is 82π then the value of 'r' is

1. 41 cm
2. 82 cm
3. 27.34 cm
4. 20 cm

A