C2 Flashcards
0
Q
Length of an arc =
A
rθ
1
Q
Area of any triangle =
A
1/2 absinC
2
Q
Area of a sector =
A
1/2 r^2 θ
3
Q
Describe the transformation when y is replaced with y-a
A
Translation (0,a)
4
Q
Describe the transformation when x is replaced with x-a
A
Translation (a,0)
5
Q
Describe the transformation when y is replaced with -y
A
Reflection in the x axis
6
Q
Describe the transformation when x is replaced with -x
A
Reflection in the y axis
7
Q
Describe the transformation when y is replaced with y/k
A
Stretch in the y direction scale factor k
8
Q
Describe the transformation when x is replaced with x/k
A
Stretch in the x direction scale factor k
