1. Which of the following is the formula in finding the circumference of a circle if the diameter is given? *
1 point

A. C = 2 x π x r

B. C = π x d

C. C = π x r

D. C = r x

2. If the diameter of a circle is 15 meters, then what is the radius? *

1 point

7 m

7.5 m

8.5 m

30 m

3. If the radius of a circle is 12.3 cm, then what is its diameter? *

1 point

20.8 cm

21.20 cm

23.40 cm

24.6 c

4. Find the circumference of a plate to the nearest inch with a diameter of 8 in. *

1 point

8

16

20

25

5. Danilo is jogging on a circular track with a circumference of 501.40 ft. Find the radius of the track to the nearest foot. *

1 point

80

120

250

500

6. The radius of a basin is 9.2 in. What is the circumference to the nearest inch? *

1 point

58

59

60

90

7. A wheel has a diameter of 9 meters. What is the circumference of the wheel? *

1 point

27.35

28.26

29.15

26.12

8. Mr. Delos Santos had a circular lagoon. The distance across the lagoon passing through the center is 25 meters. What is the distance around it? *

1 point

77.3

76.2

78.5

75.1

9. What is the circumference of a circular table with a diameter of 14 meters? *

1 point

40.75 m

42.12m

43.96 m

44.15 m