Kunci Jawaban Matematika Kelas 9 Semester 2 Halaman 265 No 15 -25 Uji Kompetensi Kekongruenan dan Kesebangunan

c. AE =...cm

CE/AC = EF/AB

AC - AE
_______ = EF/AB
    AC

9 - AE
_____ = 2/6
    9

54 - 6AE = 18

54 - 18 = 6AE

54 - 18 = 6AE

36 = 6AE

36/6 = AE

6 cm = AE

d. CF=...cm