Area Flashcards
1
Q
Area of a rectangle
A
A = l x b
2
Q
Area of a triangle
A
A = 1/2 x b x h
3
Q
Area of a Trapezium
A
1/2 x h (a + b)
4
Q
Area of a rhombus
A
1/2 x X x y
5
Q
Area of a kite
A
1/2 x X x y
6
Q
Area of a circle
A
pie R2 (pie r squared)
7
Q
Area of a sector
A
/360 x pie x r 2 (squared)
1/2 “ “
1/4 “ “
8
Q
Area of a square
A
A = b x h
9
Q
Surface area of a prism
A
Sum of the area of its faces
B (Amount of faces) x C (area of face)
10
Q
Surface area of triangular prisms
A
2 x (area of triangle face) x (area of each side)
11
Q
Surface area of cylinders
A
Area of 2 circles + curved surface (rectangle) area
