Problema Solution

Find the scale factor by which the iPhone on the left is enlarged to the iPhone on the right. The iPhone on the left has a length of 1.7mm and 3.5 mm high. The iPhone on the right has a length of 2.6mm and 5.5mm high.

Answer provided by our tutors

2.6 / 1.7 = 1.5


5.5 / 3.5 = 1.5


The scale factor is 1.5.