Radius Teacher Resources
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Math 7/8 Review for Formulas, Area, Surface Area, and Volume
In this area, surface area, and volume instructional activity, high schoolers solve 19 short answer problems. Students find the area of two dimensional polygons and circles. High schoolers find the surface area and volume of prisms and...
9th - 12th Math
How Do You Find the Area of a Circle if You Know the Diameter?
Do you know the formula to find the area of a circle? Do you know the value of pi? Do you know what the relationship is between diameter and radius? Yes? Then you can solve this problem. If your scholars don't know this formula then this...
4 mins 6th - 8th Math
How Do You Find the Volume of a Cone?
The formula to find the volume of a cone is volume equals one-third times the base times the height. The base can be found by using the formula to find the area of a circle: base equals pi times radius squared. So it seems that the area...
5 seconds 6th - 10th Math
How Do You Find the Volume of a Cylinder?
What is the formula to find the volume of a cylinder? Here's the formula - volume equals base times height, and the base of a cylinder is base equals pi times radius squared. If the is a given value for radius, and a given value for...
5 mins 6th - 10th Math
How Do You Find the Slant Height of a Cone?
Use the Pythagorean theorem formula to find the slant height of a cone. If the height of the cone and the radius of the base are given, using the Pythagorean theorem formula will be a piece of cake. Just plug in the values given and solve.
5 mins 9th - 10th Math
How Do You Find the Surface Area of a Sphere?
What do a basketball, a bowling ball, and a ping pong ball all have in common? They are spheres. So how do you measure the surface area of a sphere? Yes, there is a formula and all you have to do is know one measurement of the sphere to...
3 mins 6th - 12th Math