Mathematics 5
Student Centre
Teacher Centre

Parent Centre
• Family Web Links
• Software Connections
• Surf for More Math
• Try It Out
• Web Quests
• Workbook Answers

Nelson Education > School > Mathematics K-8 > Mathematics 5 > Parent Centre > Surf for More Math > Chptr 8 Lssn 2

Surf for More Math

Lesson 2 - Areas of Irregular 2-D Shapes


Use this interactive activity to encourage your child to have fun on the Web while learning about areas of irregular shapes.


Develop methods to measure the area of irregular 2-D shapes.

Builds Upon

Student Book pages 224-225


Instructions for Use

Area Explorer allows your child to measure the area of irregular shapes.

To use Area Explorer, slide the "Adjust Perimeter" slider to the left and then click the "Draw New Shape" button. Determine what the shape's area is and type the answer into the text box. Click the "Check Answer" button to check your answer.

To display a new shape, click the "Draw New Shape" button.