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A FULL LESSON on calculating the area and perimeter of a sector.

Assumed prior knowledge:

  • Rounding with significant figures and decimals.
  • Simplifying expressions.
  • Fractions of amounts.
  • Working with ratios (one question)
  • Angles in quadrilateral (one question)

We are learning about: The area and perimeter of a sector.
We are learning to: Calculate the area and perimeter of a sector.

Differentiated objectives:

  • Developing learners will be able to calculate the area of a sector of a circle.
  • Secure learners will be able to calculate the perimeter of a sector.
  • Excelling learners will be able to solve unfamiliar problems using their knowledge calculating the area and perimeter of a sector.

Starter: What fraction of the circle is shaded?
Main:

  • Examples to find the area and perimeter of a sector.
  • Standard questions with diagrams progressing to worded and problem solving questions.
    Plenary: Spot the mistake.

Extra:

  • Booklet with all questions (including example) provided as worksheet to stick in books.

Any feedback is appreciated!

Creative Commons "Sharealike"

Reviews

4.8

zowieheap

4 months ago
5

Really great resource with excellent introduction to the topic and great questions. Thank you for sharing

polash_rise

10 months ago
5

Fantastic Resource. Thanks for sharing. This sort of resources are helpful for online platform.

ashevelkova

a year ago
5

Excellent! Thank you!

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