Radius Teacher Resources
Find Radius educational lesson plans and worksheets
Showing 169 - 192 of 2,859 resources
Setting the Stage With Geometry
Get your class thinking about geometry in their own bedrooms! Solving geometry challenges, individuals match words and definitions, find perimeter and area in their homes (rectangular, circular, and triangular), find circumference and...
5th - 7th Math CCSS: Adaptable
Planet Scaling using Extra Terrestrial Tools
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger planets on...
7th - 10th Math CCSS: Adaptable
Calculating Arcs and Areas of Sectors of Circles
New ReviewGoing around in circles trying to find a resource on sectors of circles? Here is an activity where pupils first complete an assessment task to determine the areas and perimeters of sectors of circles. They then participate in an activity...
9th - 12th Math CCSS: Designed
Surface Area and Volume of Conics - Cylinders, Cones, and Spheres
This is a multi-faced unit that looks at circles, arcs, sectors, cylinders, cones, spheres, and hemispheres. The formulas for finding length, area, surface area, and volume are discussed with an eye towards an intuitive understanding....
8th - 11th Math CCSS: Adaptable
Using Linear Equations to Define Geometric Solids
Visualizing three dimensions from a two-dimensional drawing is challenging. Give your class a reference by focusing on the revolution of the cross-section. For this Common Core math lesson plan, pupils create a three-dimensional solid...
9th - 10th Math CCSS: Designed
Pi Day: The Other Math Holiday!
Happy Pi Day! This collection of games, experiments, and activities leads participants through an exploration of the many aspects and attributes of that mysterious quantity, pi. Activities range from using statistical experimentation to...
9th - 12th Math CCSS: Adaptable
Circles Notes: Diameter, Radius, Circumference, and Area
A note-taking sheet and homework are paired up in this resource. Through both, your class will learn the definitions for the diameter, radius, area, and circumference of a circle. The notes guide also displays the formulas for computing...
6th - 9th Math CCSS: Adaptable