Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
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
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the standard equation of a circle with center at (1, 2) and radius 3?
💡 Hint: Use the standard form of the circle's equation.
Question 2
Easy
What do we call the distance from the center to any point on the circle?
💡 Hint: Recall the definition of a circle.
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 definition of a circle?
💡 Hint: Use the terms equidistant and center in your definition.
Question 2
What does the standard equation of a circle represent?
- True
- False
💡 Hint: Remember the form of the equation relates to the center and radius.
Solve 3 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given the equation of a circle (x - 4)² + (y + 5)² = 49, identify the center and radius of the circle.
💡 Hint: Use the standard form to determine the center and radius.
Question 2
Convert the general equation of the circle x² + y² + 6x - 4y - 7 = 0 into standard form.
💡 Hint: Complete the square for both x and y terms.
Challenge and get performance evaluation