11. If AB =10cm, Find the length of AC and CB.
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Answer:
AC is 3cm and CB is 7cm
Step-by-step explanation:
given AB = 10 cm
from the diagram we can get
the ratio of AC : CB is 3 :7
let 'x' be the unit of proportionally constant.
therefore,AC = 3x and CB= 7x
ATP
AC+CB=AB
=>3x+7x= 10
=>10x=10
=>x = 1
therefore AC = 3cm
CB = 7cm
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