5.7: Using Congruent Triangles
P. 281: 3-8, 20. #20 is extra credit.
https://static.bigideasmath.com/protected/content/pe/hs/sections/geo_pe_05_07.pdf
P. 281: 3-8, 20. #20 is extra credit.
https://static.bigideasmath.com/protected/content/pe/hs/sections/geo_pe_05_07.pdf