3 - Circles
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Practice Questions
Test your understanding with targeted questions
What is the radius of a circle if the diameter is 8 cm?
💡 Hint: Recall that Radius = Diameter/2.
Find the circumference of a circle with a diameter of 10 cm.
💡 Hint: Use the formula C = πd.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the relationship between radius and diameter?
💡 Hint: Recall the formula D = 2R.
True or False: The circumference of a circle can be calculated with the formula Circumference = πd.
💡 Hint: Look back at our earlier formula discussion.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A circular park has a radius of 12 m. What is the area of the park? (Use the formula A = πr².)
💡 Hint: Remember the area formula and substitute the radius.
If the diameter of a pool is 24 ft, how many feet long is the surrounding pathway if it adds 2 ft around the pool?
💡 Hint: First, find the new diameter and then use the circumference formula.
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