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Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the radius of a circle if its diameter is 10 cm?
💡 Hint: Remember, radius is half of the diameter.
Question 2
Easy
Can you name a part of the circle that touches the circle at one point?
💡 Hint: Think about lines that touch curves.
Practice 3 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the formula for the circumference of a circle?
- C = πr²
- C = 2πr
- C = r²
💡 Hint: Remember, circumference relates to the radius.
Question 2
True or False: A line that intersects a circle at two points is called a tangent.
- True
- False
💡 Hint: Visualize how lines can interact with circles.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
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°.
Question 2
Prove that tangents drawn from an external point to a circle are equal.
💡 Hint: Start by labeling the points and drawing the necessary lines.
Challenge and get performance evaluation