averages and area Flashcards
1
Q
mode
A
most frequent value
2
Q
median
A
middle value when ordered
3
Q
mean
A
sum of all values then divided by how many there are
4
Q
range
A
maximum value minus minimum value
5
Q
area of rectangle, square, parallelogram=
A
base x perpendicular height
6
Q
area of triangle =
A
1/2 x base x perpendicular height
7
Q
area of a trapezium =
A
1/2 x (a +b)perpendicular height
8
Q
area of circle =
A
πxr²
9
Q
area of a sector=
A
angle/360x πr²
10
Q
area of a kite =
A
1/2xdiagonal 1 x diagonal 2
