# Points A and B are at #(9 ,9 )# and #(7 ,8 )#, respectively. Point A is rotated counterclockwise about the origin by #pi # and dilated about point C by a factor of #2 #. If point A is now at point B, what are the coordinates of point C?

##### 1 Answer

#### Answer:

Point

#### Explanation:

From

point A will be at

The formula for dilation with center of dilation

where

Given that

The coordinates of

And

God bless....I hope the explanation is useful.