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Nelson Education > School > Mathematics K-8 > Mathematics 7 > Teacher Centre > Surf for More Math> Chptr 5 Lssn 5
 

Surf for More Math

Lesson 5 - Exploring the Area and Perimeter of a Trapezoid

 

Use this activity to encourage students to have fun on the Web while exploring the area and perimeter of a trapezoid. Students can try this activity on their own or in pairs.

Goal

Explore the relationship between the area and the perimeter of a trapezoid.

Builds Upon

Student Book pages 170-171

Instructions for Use

Trapezoid Perimeter and Area helps students understand the formula for the area of a trapezoid.

To use Trapezoid Perimeter and Area, drag the pink dots to change the dimensions of the trapezoid. Notice the changes in perimeter and area as the dimensions change. The area of the trapezoid is the sum of the area of two triangles formed by the trapezoid's diagonal.

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