Worksheetscircles!
Total questions: 10
Worksheet time: 8mins
Name
Class
Date
1.
What is the radius of this circle?
a)
18
b)
10
c)
9
d)
8
2.
find the area of the circle below.
a)
100 cm
b)
225 cm
c)
9 cm
d)
28.26 cm
3.
What is the circumference of a circle with a diameter of 40 in?
a)
125.6 in
b)
35.17 in
c)
28.67 in
d)
47.17 in
4.
Is the red line a radius or diameter of the circle?
a)
Radius
b)
Diameter
5.
Pi Day is celebrated on March 14. (which was chosen because it resembles 3.14) What time does the official celebration begin?
a)
3:14 PM
b)
7:22 PM
c)
1:59 PM
d)
5:18 PM
6.
What are the first 3 digits of Pi
a)
3.15
b)
4.13
c)
3.14
d)
6.28
7.
What famous scientist was born on Pi Day in 1879?
a)
Archimedes
b)
Einstein
c)
Galileo
d)
Newton
8.
What are the first nine digits of pi?
a)
3.14593687
b)
3.14159566
c)
3.14159265
d)
4
9.
Find the circumference (to the nearest whole number)
a)
88 in
b)
44 in
c)
116 square in
d)
None of the above
10.
What is the diameter?
a)
8
b)
16
c)
10
d)
4
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