Question

Enlarge the triangle by scale factor 2

Answer 1

Step 1. Enlarge the triangle ABC by a scale factor of 2 about the centre of enlargement O.
Step 2. First, draw ray lines from O to each corner of the triangle and extend them.
Step 3. Next, measure the distance from O to each corner of ABC.
Step 4. Finally, join up the points a'b'c'