Topic 8 · overview
Topic overview
Clear explanations and worked examples from the Math-Mate school maths textbook.
Free lessonNo sign-upPrint friendly
PLANE SHAPES
- Quadrilaterals
- Parallelograms
- The rectangle
- The square
- The rhombus
- Parallelogram problem
- Closed shapes
POLYGONS
- Regular polygons
- Irregular polygons
- Concave polygons
- Convex polygons
- Deriving the formula for the sum of the angles inside a polygon
- Tessellations
PERIMETERS OF 2D SHAPES
- Length of an arc
- Typical perimeter question
- The running track perimeter question
- Backwards perimeter question
AREAS OF PLANE SHAPES
- Converting between different units of area
- Imperial measurements of area
AREAS OF SIMPLE SHAPES
- Area of a triangle
- Area of a parallelogram
- Area of a trapezium
- Area of a circle
- Area of a sector
- Things to watch out for
- Tied up dog question