Practice - Circles
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Practice Questions
Test your understanding with targeted questions
What is the radius of a circle if its diameter is 10 cm?
💡 Hint: Remember, radius is half of the diameter.
Can you name a part of the circle that touches the circle at one point?
💡 Hint: Think about lines that touch curves.
3 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for the circumference of a circle?
💡 Hint: Remember, circumference relates to the radius.
True or False: A line that intersects a circle at two points is called a tangent.
💡 Hint: Visualize how lines can interact with circles.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a circle with a radius of 12 cm, find the area of a sector that subtends an angle of 135°.
💡 Hint: Remember to convert the angle into a fraction of 360°.
Prove that tangents drawn from an external point to a circle are equal.
💡 Hint: Start by labeling the points and drawing the necessary lines.
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Reference links
Supplementary resources to enhance your learning experience.