Name 11.5 Areas of Similar Figures Date Period For each pair of similar figures, find the area of the shaded figures. 1. 2. 6 m 4 m 12in. 3 in. A = 36m- A = 36in 3. 4. 7.5 cm 18 in. 2.5 cm 3in. A = 72m A =90cm For each pair of similar figures, use the given areas to find the scale factor from the unshaded to the shaded figures. Then find x. 5 . 6. 7m 24 cm 4 =36cm A=81m 4 =169cm A=121m2 7. 8. \\8 ft X 4cm 4 =36 ft2 4 =81ft2 A =25cm2 A =56cm