Lesson 2

1. Lesson 2

1.3. Refresher

Mathematics 20-3 Module 6

Module 6: Surface Area

Refresher

If you don’t know the answers in Are You Ready?, or if you require more information, work through the following activities to review unit conversions, rounding, and finding the surface area of a cone.

	SI and Imperial System Conversions Use Mathematics 10-3: Module 1: Lesson 2 to review SI area units.
	Use the Mathematics 10-3: Module 2: Lesson 2 to review imperial system area units.
	Rounding Use Rounding to review how to round numbers. The demonstration applet can be used to brush up on your rounding skills.
	Surface Area of a Cone Use Exploring Surface Area, Volumes, and Nets - Explore It to see the surface area formula and how it is used. Make sure to select the cone from the list of objects and to click on the button to show surface area.

Go back to Are You Ready? and try the questions again. Contact your teacher if you continue to having difficulty with the questions.