Unit 3 - Area and Perimeter

3.1 - Area and perimeter of rectangles

3.2 - Perpendicular lines

3.3 - Area of a triangle and a parallelogram

3.4 - Area of a trapezium

3.5 - Compound shapes made from rectangles

3.6 - Compound shapes made from rectangles, triangles, parallelograms and trapezia

3.7 - Parts of a circle

3.8 - Investigating pi

3.9 - Circumference of a circle

3.10 Arc length and perimeter of basic sectors

3.11 Area of circles

3.12 Finding the radius of a circle when given its area

3.13 Area of basic sectors