Circumference from Diameter (with hint and calculator) (Level 1)

This math topic focuses on calculating the circumference of a circle given the diameter, utilizing the formula C = πd. It is an introductory level topic covering basic geometry principles related to circle circumferences. The problems include practical application of the formula, providing both a hint and access to a calculator. This helps reinforce the understanding of how the diameter influences the circumference measure of a circle, enhancing students' foundational geometry skills.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Circumference from Diameter (with hint and calculator) Worksheet

Math worksheet on 'Circumference from Diameter (with hint and calculator) (Level 1)'. Part of a broader unit on 'Geometry - Circle Circumference - Intro' Learn online: app.mobius.academy/math/units/geometry_circles_perimeter_intro/

1

Find the circumference of the circle using the formula C = πd where d is the diameter

a

6.28

b

12.57

c

25.13

d

8

e

4

2

Find the circumference of the circle using the formula C = πd where d is the diameter

a

38.48

b

34.56

c

24.5

d

21.99

e

11

f

7

3

Find the circumference of the circle using the formula C = πd where d is the diameter

a

28.27

b

34.56

c

47.12

d

9

e

63.62

f

40.5

4

Find the circumference of the circle using the formula C = πd where d is the diameter

a

31.42

b

25.13

c

2

d

6.28

e

3.14

f

18.85

5

Find the circumference of the circle using the formula C = πd where d is the diameter

a

15.71

b

19.63

c

40.84

d

5

e

12.5

f

7.85

6

Find the circumference of the circle using the formula C = πd where d is the diameter

a

53.41

b

34.56

c

11

d

60.5

e

95.03

f

17.28

7

Find the circumference of the circle using the formula C = πd where d is the diameter

a

38.48

b

7

c

24.5

d

47.12

e

11

f

21.99