MYP 2Year 8Term 3
8.13 Circles and Angles
Concave & convex · Types of angles · Definition of circle and π · Circumference · Area
Geometry
7 objectives
Learning objectives
What students should be able to do by the end of this unit.
Circles and Angles
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- Differentiate between concave and convex shapes.
- Identify and classify different types of angles (acute, right, obtuse, straight, reflex).
- Understand the definition of a circle and the concept of π as the ratio of circumference to diameter.
- Calculate the circumference of circles using C = 2πr or C = πd.
- Calculate the area of circles using A = πr².
- Find the radius or diameter of a circle given its circumference or area.
- Solve composite problems involving circles, semicircles and rectangles.
Review pack
Curated revision materials parents and students can download.
A review pack for this unit is being prepared.