1. Quadrilaterals 6 quadrilateral trapezoid parallelogram rectangle
rhombus
square

2. Congruent & Similar Figures

3. similar figures
geometric figures with the same shape but not necessarily the same size
ΔABC ~ ΔGHJ

4. geometric figures with the same size and the same shape
congruent figures
geometric figures with the same size and the same shape
ΔABC ≅ ΔDEF

5. Corresponding Parts

6. A B J K C L D M A B ≅ J K

7. A C B G J H
ΔABC ~ ΔGHJ
ΔACB ~ ΔGJH

8. A B J K C L D M A
BCD ≅ J K LM

9. ∠A ≅ ∠D ∠B ≅ ∠E ∠C ≅ ∠F A C B D F E ΔABC ≅ ΔDEF AC ≅ DF CB ≅ FE
AB ≅ DE

10. ∠A ≅ ∠G ∠B ≅ ∠H ∠C ≅ ∠J A C B G J H ΔABC ~ ΔGHJ AC ~ GJ CB ~ JH
AB ~ GH

11. Ratios of Corresponding Sides

12. A C B
18 cm
30 cm
24 cm D F E
18 cm
30 cm
24 cm AB DE 30 1 = =

13. = = = = A C B G J H 30 cm 18 cm 25 cm 15 cm 24 cm 20 cm AB GH 30 25 6

14. = = = = A C B G J H 30 cm 18 cm 25 cm 15 cm 24 cm 20 cm AB GH 30 25 6

15. M A H T K D M J
ΔKDM ⨀ J
MATH

16. Complete #1−32 (even) on Student Text pp. 134−35.