Find areas of trapeziums, rhombuses and kites (ACMMG196)
Outcomes

Develop, with or without the use of digital technologies, and use the formula to find the areas of kites and rhombuses:
Area of rhombus/kite = 1/2xy where x and y are the lengths of the diagonals
Examples

Develop and use the formula to find the areas of trapeziums:
Area of trapezium = 1/2h (a + b) where h is the perpendicular height and a and b are the lengths of the parallel sides
Examples

Select and use the appropriate formula to find the area of any of the special quadrilaterals
Examples

Solve a variety of practical problems relating to the areas of triangles and quadrilaterals
Examples