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In the figure below, the stair-shaped lines are parallel to either AB
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17 Feb 2022, 07:45
17 Feb 2022, 07:45
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In the figure below, the stair-shaped lines are parallel to either AB or BC. If the length AB is 6 and the length BC is 8, then which of the following represents the sum of line AC and the stair-shaped lines from A to C?
GRe In the figure below, the stair-shaped lines.jpg [ 15.83 KiB | Viewed 1063 times ]
(A) 20
(B) 10 + 10√2
(C) 10 + 5√2
(D) 24
(E) 10 + 5√3
Attachment:
GRe In the figure below, the stair-shaped lines.jpg [ 15.83 KiB | Viewed 1063 times ]
(A) 20
(B) 10 + 10√2
(C) 10 + 5√2
(D) 24
(E) 10 + 5√3
Re: In the figure below, the stair-shaped lines are parallel to either AB
[#permalink]
17 Feb 2022, 08:07
17 Feb 2022, 08:07
1
Carcass wrote:
In the figure below, the stair-shaped lines are parallel to either AB or BC. If the length AB is 6 and the length BC is 8, then which of the following represents the sum of line AC and the stair-shaped lines from A to C?
(A) 20
(B) 10 + 10√2
(C) 10 + 5√2
(D) 24
(E) 10 + 5√3
Attachment:
GRe In the figure below, the stair-shaped lines.jpg
(A) 20
(B) 10 + 10√2
(C) 10 + 5√2
(D) 24
(E) 10 + 5√3
We can get AC through Pythagoras algo and it's 10 ---> \sqrt{6^2+8^2} = 10
Stair -shaped lines looks daunting at first sight, but if you think they are just part to there respective || lines. So in total 14
Final ans is D) 24
gmatclubot
Re: In the figure below, the stair-shaped lines are parallel to either AB [#permalink]
17 Feb 2022, 08:07
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