Answer: Please see attached image.
Explanation:
Resizing an item uses a transformation called dilation. Dilation is used to enlarge or shrink figures.
A scale factor is the quantity or conversion factor that is used to increase or decrease a figure's size without altering its shape.
For example in 2., we used a scale factor of 1/2 to create a smaller triangle. You simply multiply the scale factor towards the original coordinates (x, y) of the triangle created in 1.