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

Surf for More Math

Lesson 7 - Communicating about Measurement


Use these activities to encourage your child to have fun on the Web while learning how to communicate about measurement. Students can try these activities on their own or in pairs.


Describe perimeter and area using appropriate mathematical language.

Builds Upon

Student Book pages 176-178

Instructions for Use

Shape Explorer prompts your child to investigate the area and perimeter of different shapes.

To use Shape Explorer, slide the "Adjust Size" Slider to change the shape of the units. Click the "Draw New Shape" button. Determine the shape's area and type your answer into the text field. Determine the shape's perimeter and type your answer into the text field. Use math language to describe how you calculated the area and perimeter. Click the "Check Answer" button beside each answer to see if the answer is correct.