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

jawaban :

a. ∆KLN ~ ∆KMN

∆KLN ~ ∆KLM

∆KMN ~∆KLM

b. KL/NK = LM / KM = KM / MN

KL/ NL = LM / KL = KM/KN

NK/ML = KM/KL = MN/KN

c. NK^2 = NL.MN
NK^2 = 9.16
NK^2 = 144
NK =V144
NK = 12 cm

KL^2 = NL.LM
KL^2 = 9.25
KL^2 = 225
KL =V225
Kl = 15 cm

KM^2 = MN.ML
KM^2 = 16.25
KM^2 = 400
KM=V400
KM= 20 cm