| What to create | Quiz |
| Which subject | Mathematics |
| What age group | Year or Grade 8 |
| What topic | Circumference of a circle |
| Question types | Close-ended |
| Number of questions | 3 |
| Number of answers | 4 |
| Correct answers | Exactly 1 |
| Show correct answers | |
| Use images (descriptions) | |
| Any other preferences |
What is the formula for calculating the circumference of a circle?
A. ( C = \pi r^2 )
B. ( C = 2 \pi r )
C. ( C = \pi d )
D. ( C = r^2 )
If a circle has a radius of 7 cm, what is its circumference? (Use ( \pi \approx 3.14 ))
A. 21.98 cm
B. 43.96 cm
C. 14 cm
D. 28 cm
A circle has a diameter of 10 meters. What is the circumference of the circle? (Use ( \pi \approx 3.14 ))
A. 15.7 meters
B. 31.4 meters
C. 20 meters
D. 25.2 meters