For items 6-10, the figure below shows that OPAST is similar to DORAL, The sides of OPAST are 12 centimeters, 16 centimeters, 20 centimeters, and 24 centimeters. The shortest side of OORAL is 6 centimeters. P A R S A L T 6. 7. What is the scale factor of PAST to DORAL? A. 2:1 C. 3:2 B. 1:3 D. 2:3 What is the length of the longest side of ORAL? A. 12 cm C. 18 cm В. 15 cm D. 21 cm What is the length of side AL? A. 6 cm C. 10 cm B. 8 cm D. 12 cm 8.​