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18 May 2019, 02:24
Kudos
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D
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
95%
(hard)
Question Stats:
20% (03:10) correct
80%
(02:57)
wrong
based on 44
sessions
History
Date
Time
Result
Not Attempted Yet
Find the square of the length of the shortest path that can be drawn from the point (6,3) to the point (2,8) such that the path touches the x-axis and the y-axis once.
A. 41
B. 100
C. 149
D. 185
E. 196
A. 41
B. 100
C. 149
D. 185
E. 196
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20 May 2019, 06:40
Kudos
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Can anybody please explain the solution
Posted from my mobile device
Posted from my mobile device
20 May 2019, 06:51
Kudos
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The shortest path between 2 points in 2-Dimension is always a straight line. The reflected part is equal to the distance between (6,3) and (-2,-8)
Square of distance= (6-(-2))^2+(3-(-8))^2= 8^2+11^2=185
Square of distance= (6-(-2))^2+(3-(-8))^2= 8^2+11^2=185
ManjariMishra
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