Using a dilation of scale factor $\frac{4}{5}$, with centre at the origin, find the coordinates of the image $C’$ of the point $C(20,0)$?

Find the scale factor of dilation (with centre at the origin) if point $D(9,13)$ becomes $D’(27,39)$? 

Find the scale factor of dilation (with centre at the origin) if point $E\left(48,-20\right)$ becomes $E\text{'}\left(12,-5\right)$? (write answer in fraction)

What do you think a negative scale factor indicates? Explain.

Find the scale factor of dilation (with centre at the origin) if point $F\left(0,-70\right)$ becomes $F\text{'}\left(0,21\right)$? (write answer in fraction)

Find the scale factor of dilation (with centre at the origin) if point $D(9,13)$ becomes $D’(27,39)$? And, write its correct notation.

Find the scale factor of dilation (with centre at the origin) if point $E\left(48,-20\right)$ becomes $E\text{'}\left(12,-5\right)$? And, write its notation.

Find the scale factor of dilation (with centre at the origin) if point $F\left(0,-70\right)$ becomes $F\text{'}\left(0,21\right)$? And, Write using correct notation.

Graph the image of the quadrilateral $ABCD$ after a dilation with a scale factor of $3$, centered at the origin.