Angles Inside a Circle

Author:Jeff DeVries

Find the value for angle CED in the circle below. Type you answer in the input box next to x. If you get the wrong answer, try again and type new answer in the input box. Click "New Problem" to get a new problem.

New Resources

Droste effect
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Finding Average Rate of Change of a Function
Flip Flop
Roman Numerals Bingo

Discover Resources

HTAG unit A
DynaFunctions
Step 6
Kugleripose
Complex Plane

Discover Topics

Pie Chart or Circle Chart
Subtraction
Similarity Transformation or Similarity
Normal Distribution
Calculus