Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Finding the radius and center of a circle

Author:Mr. Forst
Topic:Circle
Watch the video then answer the question(s) below.

Find the center and radius of the circle from the equation .

Check my answer

New Resources

  • Right Triangle Trig Ratios: sin, cos, tan
  • Thales' Intercept Theorem
  • Inversión esférica de nudos: el nudo trébol y el nudo ocho
  • רישום חופשי
  • z`]]

Discover Resources

  • Integration and Area between 2 curves
  • Paterns of the die
  • speed_problem_B_fx
  • Timing the terminator (half-moon observation of 2012)
  • R3 2.1
  • คิดเลขเร็ว

Discover Topics

  • Rectangle
  • Means
  • Cosine
  • Interest Calculation
  • Tangent Function
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®