7 - 8.1 Activity Question Preview (ID: 58892)


8.1 Activity. TEACHERS: click here for quick copy question ID numbers.

Find the circumference of a circle with a radius of 5.
a) 31.4
b) 15.7
c) 78.5
d) 12.85

Find the circumference of a circle with a radius of 14.
a) 87.92
b) 43.96
c) 89.24
d) 35.98

Find the circumference of a circle with a radius of 3.
a) 18.84
b) 9.42
c) 4.71
d) 7.71

Find the circumference of a circle with a diameter of 3.
a) 9.42
b) 18.84
c) 4.71
d) 7.71

Find the circumference of a circle with a diameter of 14.
a) 43.96
b) 87.92
c) 89.24
d) 35.98

Find the circumference of a circle with a diameter of 5.
a) 15.7
b) 31.4
c) 78.5
d) 12.85

Find the perimeter of a semicircle with a diameter of 22.
a) 56.54
b) 34.54
c) 69.08
d) 47.08

Find the perimeter of a semicircle with a radius of 4.
a) 16.56
b) 12.56
c) 25.12
d) 21.12

Find the perimeter of a semicircle with a diameter of 10.
a) 25.7
b) 15.7
c) 31.4
d) 41.4

Find the diameter of a circle with a radius of 15.
a) 30
b) 7.5
c) 15
d) 10

Find the diameter of a circle with a radius of 2.
a) 4
b) 2
c) 8
d) 6

Find the diameter of a circle with a radius of 16.
a) 32
b) 8
c) 4
d) 64

Find the radius of a circle with a diameter of 10.
a) 5
b) 10
c) 20
d) 40

Find the radius of a circle with a diameter of 24.
a) 12
b) 24
c) 36
d) 48

Find the radius of a circle with a diameter of 7.
a) 14
b) 7
c) 28
d) 16

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