Grade 8 Arcs Worksheet
Explore and calculate properties of arcs, including arc length and central angles, at a Grade 8 level.
Includes
Standards
Topics
Arcs in Circles
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. What is an arc?
A straight line segment
A part of a circle's circumference
The center of a circle
The radius of a circle
2. A central angle of 90 degrees subtends what kind of arc?
Minor arc
Major arc
Semicircle
Tangent arc
3. The measure of a central angle is equal to the measure of its corresponding .
4. A arc is an arc that measures exactly 180 degrees.
5. In a circle with a radius of 7 cm, a central angle measures 60 degrees. Calculate the length of the arc subtended by this angle. Use π ≈ 3.14.
6. A circle has a circumference of 44 inches. If an arc in this circle has a length of 11 inches, what is the measure of the central angle that subtends this arc?
7. A major arc is always greater than 180 degrees.
True
False
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