Thursday, 24 November 2011

Mon Jan 28th – Area and Circumference of a circle

LEARNING OBJECTIVE: To Understand the significance of the number pi and how to use it to work out the area and circumference of a circle

S UCCESS CRITERIA: You will know what the number pi is and how to use it to solve circle problems involving area and circumference

STARTER: Can you name all these different parts and sections of a circle

PLENARY: Checking answers to Starter

LESSON:

What is pi?

Discussion on what it is, how big it is, what pi represents, rational / irrational numbers, approximations for pi.

Circle Song

Examples of Area questions and circumference questions

Work through Ex 11a page 246.

PLENARY: Check Answers, Exam Pro Questions


 

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