WorksheetsGeometry Circle Review Area, Circumference
Total questions: 15
Worksheet time: 21mins
Name
Class
Date
1.
What is the distance around a circle?
a)
Circumference
b)
Area
c)
Diameter
d)
Radius
2.
The diameter of a circle is:
a)
The measurement around the circle.
b)
The distance from an edge of a circle to another edge.
c)
The distance from the center of the circle to an edge of a circle
d)
The distance from an edge of a circle to another edge through the center.
3.
What is the radius of this circle?
a)
18
b)
36
c)
9
d)
6
4.
What is the area of a circle with a diameter of 10 cm ?
a)
31.4 cm²
b)
78.5 cm²
c)
15.7 cm²
d)
314 cm²
5.
Marisa purchases a pot for her father's garden. The diameter of the bottom of the pot is 18 cm. What is the area of the pot's bottom? (Round to the nearest whole number.)
a)
28 cm²
b)
57 cm²
c)
254 cm²
d)
1017 cm²
6.
What is the formula for area of a circle given the radius?
a)
A = πr
b)
A = 2πr
c)
A = πd
d)
A = πr²
7.
What is the formula for circumference of a circle given the radius?
a)
C = πr
b)
C = 2πr
c)
C = πd
d)
C = πr²
8.
What is the area of a circle with a diameter of 10 cm ?
a)
31.4 cm²
b)
78.5 cm²
c)
15.7 cm²
d)
314 cm²
9.
What is the diameter of this circle?
a)
3.5
b)
6.5
c)
6
d)
7
10.
What is the formula for circumference of a circle given the diameter?
a)
C = π(1/2 d)²
b)
C = 2πr
c)
C = πd
d)
C = πr²
11.
Find the circumference of a circle with a radius of 12.5 mm .
a)
37.68mm
b)
18.84mm
c)
78.54mm
d)
none of the above
12.
Find the circumference (to the nearest whole number)
a)
88 in
b)
44 in
c)
116 square in
d)
None of the above
13.
A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?
How many feet around is the pool?
a)
10.5 ft
b)
42 ft
c)
65.97 ft
d)
131.95 ft
14.
What is the diameter of this circle?
a)
18
b)
36
c)
9
d)
6
15.
Five Italian chefs came together to bake the world's largest pizza. Its diameter is 131 feet long! Which of these is closest to the area of the pizza?
a)
13471 ft²
b)
411 ft²
c)
206 ft²
d)
4290 ft²
100 %
