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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Memory
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a circle.
💡 Hint: Think about how distance relates to points in geometry.
Question 2
Easy
What is the formula for diameter?
💡 Hint: Consider the relationship between radius and diameter.
Practice 4 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 radius of a circle?
- Distance from center to the circle
- Longest line in the circle
- Diameter divided by two
💡 Hint: Consider what you measure from the center.
Question 2
True or False: The diameter is the longest chord of the circle.
- True
- False
💡 Hint: Think about the definition of a chord.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A circle has a radius of 10 cm. What is the area of the sector formed by a 120-degree angle at the center?
💡 Hint: Recall the sector area formula, and break down the calculation.
Question 2
Two tangents are drawn from an external point to a circle of radius 5 cm. If the distance from the external point to the center of the circle is 13 cm, what is the length of each tangent?
💡 Hint: Think about the right triangle formed using the radius and the tangent.
Challenge and get performance evaluation