WorksheetsArea and Circumference of Circle
Total questions: 19
Worksheet time: 41mins
Name
Class
Date
1.
Find the area of the circle
a)
43.96
b)
153.86
c)
87.82
d)
307.72
2.
What is the radius of this circle?
a)
18
b)
36
c)
9
d)
8
3.
Your Geometry teacher rents a fast car for the weekend. Her friend, a Physics teacher, uses a stopwatch to time how long it takes your teacher to make one complete revolution about the track. Is this question circumference or area?
a)
Circumference
b)
Area
4.
diameter?
a)
5 in
b)
10 in
c)
3.14 in
d)
2.5
5.
Daniel wants to buy cookies for her friend. The
radius of a cookie is 5 inches. What is the distance around the cookie?
radius of a cookie is 5 inches. What is the distance around the cookie?
a)
10 in
b)
2.5 in
c)
15.7 in
d)
31.4 in
6.
Tom measured his frisbee from the center to the outside and found it to be 6 inches. What is the approximate circumference of Tom's frisbee?
a)
37.68 inches
b)
3 inches
c)
12 inches
d)
376.8 inches
7.
Meg swam from one side of her circular pool to the other side going through the center. If Meg swam 8 feet, what is the approximate circumference of Meg's pool?
a)
16 feet
b)
25.12 feet
c)
251.2 feet
d)
4 feet
8.
What does "circumference" mean?
a)
Space a circle takes up
b)
Distance around a circle
c)
Line from one side of a circle to another
d)
Line from center of circle to side
9.
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? Show your work.
a)
13471 ft2
b)
411 ft2
c)
206 ft2
d)
4290 ft2
10.
A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?
a)
16 customers per hour
b)
15 customers per hour
c)
12 customers per hour
d)
20 customers per hour
11.
a)
Proportional
b)
Non-proportional
12.
In a shipment of 400 parts, 14 are found to be defective. How many defective parts should be expected in a shipment of 1000?
a)
35 defective parts
b)
6 defective parts
c)
56 defective parts
d)
42 defective parts
13.
Jared made sixty dollars mowing lawns over the summer. If he spent thirty-nine dollars buying new mower blades, how many seven dollar games could he buy with the money he had left?
a)
21 games
b)
3 games
c)
7 games
d)
99 games
14.
What is the first step to solve this equation:
-11 - 3x = 44
-11 - 3x = 44
a)
Add 3 to both sides
b)
Subtract 11 from both sides
c)
Add 11 to both sides
d)
Divide 3 on both sides.
15.
a)
100°
b)
80°
c)
90°
d)
180°
16.
What are complementary angles?
a)
Angles that add up to 180°
b)
Angles that add up to 90°
c)
Angles that are equal to each other
d)
Angles that are opposite of each other when lines intersect.
17.
What is the constant of proportionality?
a)
3
b)
4
c)
2
d)
1
18.
Which situation can be represented by the inequality
15 + 6x ≤ 100?
15 + 6x ≤ 100?
a)
Lazer Zone charges $15 plus $6 per person. If Andrea has a maximum of $100 to spend, how many people can Andrea invite to play laser tag?
b)
Lazer Zone charges $6 plus $15 per person. If Andrea has a maximum of $100 to spend, how many people can Andrea invite to play laser tag?
c)
Lazer Zone charges $15 plus $6 per person. If Andrea has a minimum of $100 to spend, how many people can Andrea invite to play laser tag?
d)
Lazer Zone charges $6 plus $15 per person. If Andrea has a minimum of $100 to spend, how many people can Andrea invite to play laser tag?
19.
Write an inequality for the situation:
George rented a bike for 4 hours. There was a $10 dollar deposit to pay in addition to the hourly rate. What was the hourly rate if the total came to less than or equal to $65?
George rented a bike for 4 hours. There was a $10 dollar deposit to pay in addition to the hourly rate. What was the hourly rate if the total came to less than or equal to $65?
a)
10x + 65 ≥ 40
b)
4x + 10 ≤ 65
c)
4x - 10 ≤ 65
d)
65 + 4x ≥ 40
100 %
