tolong di bantu,terimakasy

a.) KN = LM ; KN = 4 cm
MN = KL ; MN = 6 cm

b.) RS/KL = ST/LM
15/6 = ST/4
15.4 / 6 = ST
10 cm = ST

TU = RS ; TU = 15 cm
RU = ST ; RU = 10 cm

Semoga membantu dan semoga bermanfaat...