Calculate the scale factor of the following enlargement of the blue shape.

 

Calculate the scale factor of the following enlargement of the blue shape.

In the diagram below $N$ is an enlargement of $M$. Find the scale factor for the enlargement.

In the diagram below $N$ is an enlargement of $M$. Find the scale factor for the enlargement.

In the diagram below $N$ is an enlargement of $M$. Find the scale factor for the enlargement.

In the diagram below $N$ is an enlargement of $M$. Find the scale factor for the enlargement.

Anish is asked to enlarge the red triangle with scale factor $2$ about a centre of enlargement at $(0,2)$ He draws the blue triangle. Explain why Anish is not correct.

The perimeter of a trapezium is $27 \mathrm{cm}$. The trapezium is enlarged with scale factor $3$. What is the perimeter of the enlarged trapezium?