Area of a Circle Teacher Resources
Find Area of a Circle educational lesson plans and worksheets
Showing 1 - 24 of 654 resources
Informal Proofs of the Circumference/Area of a Circle
Use this lesson plan to help your geometers develop informal proofs of the circumference and area of a circle. Working in small groups, students rotate between three stations to complete hands-on activities that illustrate the...
8th - 10th CCSS: Designed
The Circumference of a Circle and the Area of the Region it Encloses
Bring your math class around with this task. Learners simply identify parts of a given circle, compute its radius, and estimate the circumference and area. It is a strong scaffolding exercise in preparation for applying the formulas for...
6th - 8th CCSS: Designed
Area and Circumference of Circles
New ReviewDon't go around and around, help your class determine amounts around and in a circle with a video that connects circumference to the perimeter or the distance around an object. The resource includes 14 questions dealing with circles and...
9 mins 8th - 10th CCSS: Adaptable
Use Area of a Circle to Solve for Circumference
Common circumference problems have learners plug in the radius to solve. Not here! Encourage your learners to work backward through a problem when provided with the area to find the circumference with this last video of a series about...
4 mins 6th - 9th CCSS: Designed
How Do You Find the Area of a Circle if You Know the Radius?
There are basically two things you need to know to find the area of a circle. First, you need to use the correct formula. Second, you have to know the value of the radius. If you know these two things then all you have to do is plug the...
3 mins 6th - 8th
Areas of Geometric Shapes with the Same Perimeter
A triangle, square, hexagon, and circle all have a perimeter of one unit. Eighth graders must attempt to find the area of each and arrange them in order from least to greatest areas. A terrific task for applying four different area...
7th - 9th CCSS: Designed