Area of Sector and Length of Arc

Topic:Area

Set your own problem by changing the angle and radius using the sliders, and ticking two of the boxes to reveal values. Using these values find the two missing values. Check your answer by revealing the answers.

New Resources

Building Figures with Set Areas
functionartculture
apec
Angle Addition: Warm Up Exercises
Pathway to Proof: Triangle Angles

Discover Resources

Examining An Acute Angle
Problem 18
graph
Angle Bisectors
Missing supplementary angle

Discover Topics

Sine
Algebra
Integers
Step Functions
Angles