©G Dear2008 – Not to be sold/Free to use Area Composite Areas Stage 4 - Year 9 Press Ctrl-A ©G Dear2008 – Not to be sold/Free to use

Composite Area - Add A Triangle = 0.5 x b x h = 0.5 x 6 x 3 = 9 m2 A Rectangle = L x B = 6 x 4 4 m = 24 m2 6 m A Total = A Triangle + A Rectangle Press = 9 + 24 = 33 m2

Composite Area - Minus A Large = L x B = 10 x 6 = 60 m2 A Small = L x B 10 m 5m = 5 x 2 = 10 m2 A Total = A Large - A Small 6 m = 60 - 10 = 50 m2

Composite Shapes Area = Square + 4 x Semi-circles = Square + 2 x Circles Area = s2 + 2 x ( r2) 4 cm = 42 + 2 x ( 22) = 41.13274123… ≈ 41.1 cm2 Press