The Primary Gal: Discovering the Formula for Area of a Triangle!

The Primary Gal: Discovering the Formula for Area of a Triangle!

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Deriving a Formula for the Area of a Circle - never thought to use colored paper - it shows it better
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Surface Area and Volume Formulas for Geometric Shapes: Surface Area of An Elipse

Surface Area and Volume Formulas for Geometric Shapes: Surface Area of An Elipse

Here are two different versions of a game where students roll dice to create rectangles and then find the area. In one version students count square units. In the second version they apply the formula for area.

Here are two different versions of a game where students roll dice to create rectangles and then find the area. In one version students count square units. In the second version they apply the formula for area.

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THE BODY PERCENTAGE: the body is broken up into percentages of surface area taken up by each part for both ADULT FRONT/BACK  and CHILD. Also, just notice how differently proportioned the child is comparing his/her percentages to the identical ones on the adult. This is mainly used for judging burns' severity when covering areas.

THE BODY PERCENTAGE: the body is broken up into percentages of surface area taken up by each part for both ADULT FRONT/BACK and CHILD. Also, just notice how differently proportioned the child is comparing his/her percentages to the identical ones on the adult. This is mainly used for judging burns' severity when covering areas.

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This 4 page lesson includes a page that details the formulas for finding the area of a square, rectangle, triangle, parallelogram and trapezoid. The second and third pages are practice problems. Answer Keys included!

This 4 page lesson includes a page that details the formulas for finding the area of a square, rectangle, triangle, parallelogram and trapezoid. The second and third pages are practice problems. Answer Keys included!

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Derive the formula for a parallelogram using only the formula for the area of a rectangle. It should make more sense for the student!

Derive the formula for a parallelogram using only the formula for the area of a rectangle. It should make more sense for the student!

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Area Formula Lab: worksheets to help students discover the formulas for area of different shapes on their own.

Area Formula Lab: worksheets to help students discover the formulas for area of different shapes on their own.

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