Understanding Radius
This worksheet helps students in Grade 5 understand and identify the radius of a circle through various exercises.
Includes
Standards
Topics
Understanding Radius
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show your work when necessary.
1. What is the definition of a radius?
A line segment that connects two points on the circle.
A line segment from the center of a circle to any point on its circumference.
The distance around the circle.
A line segment that passes through the center of the circle and connects two points on the circle.
2. If the diameter of a circle is 10 cm, what is its radius?
5 cm
10 cm
20 cm
2 cm
3. The radius is always the diameter.
4. All points on the circumference of a circle are from the center.
5. Draw a circle and label its center and radius.
6. If the radius of a bicycle wheel is 30 cm, what is the diameter of the wheel?
7. The radius of a circle is half its diameter.
True
False
8. The radius is the longest distance across a circle.
True
False