Original shape 1. How can you change the size of a figure without changing the shape? 2. What happens if we want to enlarge the picture? 3. How can you maintain the picture?Use your observations about ratios between similar figures to answer the following questions. a. Assume one triangle has side lengths 6, 7, and 10 units while another has side lengths 3, 4, and 5 units. Are these triangles similar? How do you know? b. If the pentagons below are similar, what are the values of a and y? 24 V 18\f