Year 11 GCSE Maths > Areas > Flashcards
Area of a sector
°/360 x πr^2
Area of circle
πr^2
Area of parallelogram
bxh
Area of triangle
1/2abSinC or 1/2bh
Area of trapezium
1/2(a+b)h
Surface area of cylinder
2πrh + 2πr^2