17.
In the figure, DA I AB, CB 1 AB and
AC = BD. State the three pairs of equal parts
in AABC and ADAB. Which of the following
statement is meaningful ?
D
с
A
B
(i) AABC = ABAD
( (ii) AABC = AABD
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Answer:
It is given that two circle having radii 5.5 cm and 4.2 cm touch each other externally. We know, the distance between the centres of the circles touching externally is equal to the sum of their radii. Thus, the distance between their centres is 9.7 cm.
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