Showing 1–12 of 26 results

Year 9 Term 4

Frequency Trees

Students learn how to create frequency trees from two-way tables and written descriptions.  As learning progress...

Area of Parallelograms and Trapezia

Students learn how to calculate the area of parallelograms and trapeziums by considering how a parallelogram can...

Investigating Perimeters and Areas with Polyominoes

This lesson provides an opportunity for students to investigate the relationship between perimeter and area.   S...

Perimeter of Shapes

Students learn how to measure the perimeter of 2D shapes. by counting and later by creating and using a formula....

Area of Irregular Shapes

Students learn how to find the area of irregular shapes by grouping.  As learning progresses they are challenged...

Area of Compound Shapes

Students learn how to calculate the area of compound rectilinear shapes by splitting the shapes up into two or m...

Area of Triangles

By considering a right angled triangle as half a rectangle the students are guided through deriving the formula ...

Area of Rectangles

Students learn how to find the area of a rectangle first by counting, then repeated addition, basic multiplicati...

Angles in a Quadrilateral

Students extend their understanding of angles in a triangles to calculate missing angles in a quadrilateral.  As...

Angles in Parallel Lines

This lesson is intended to guide the class through discovering alternate, corresponding and interior angles in p...

Problems with Angles in Parallel Lines

Students learn how to apply the interior, alternate and corresponding angle properties in parallel lines.  As th...

Angles in a Triangle

Students begin by investigating the sum of the angles in different types of triangles.  As learning progresses t...