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In the figure the larger circle has dia 40 units and the smaller circle has dia 10 units. Both the circles touch each other at P and the smaller circle and ABCD touch each other at Q. PQ is the dia of the smaller circle. If ABCD is a square and Q is the mid point of AD, then its side is?
In The Figure The Larger Circle Has Dia 40 Units And The Sma...
Options:
A .  7√17 
B .  7+3√17 
C .  8+4√19
D .  8√29
E .  Cannot be determined
Answer: Option C
:
C
In The Figure The Larger Circle Has Dia 40 Units And The Sma...
From the above figure, Now BRO is a right angled triangle. Solving for x, we get
X= 22 -4 √19
Sidelengthofa square = 8 +4 √19
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