Area of Circles
Grade 6•45 minutes
Learning Objective
I can calculate the area of a circle given either the radius or the diameter.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Define the terms "radius" and "diameter" in relation to a circle. How are they related to each other?
2. What is the formula for calculating the area of a circle? Explain what each variable in the formula represents.
3. A circle has a radius of 5 cm. Calculate its area, using 3.14 as an approximation for π.
...and 4 more questions
Educational Video
Area of a circle | Perimeter, area, and volume | Geometry | Khan Academy
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