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# In the figure, the area of rectangle ABCD is 45. What is the area of

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Math Expert
Joined: 02 Sep 2009
Posts: 58400
In the figure, the area of rectangle ABCD is 45. What is the area of  [#permalink]

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Updated on: 15 Jul 2019, 04:25
00:00

Difficulty:

25% (medium)

Question Stats:

87% (01:06) correct 13% (00:17) wrong based on 15 sessions

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In the figure, the area of rectangle ABCD is 45. What is the area of the square EFGH ?

(A) 20
(B) 40
(C) 50
(D) 65
(E) 70

Source: Nova GMAT
Difficulty Level: 600

Attachment:

rectangler.jpg [ 17.7 KiB | Viewed 331 times ]

_________________

Originally posted by Bunuel on 09 Oct 2018, 23:39.
Last edited by SajjadAhmad on 15 Jul 2019, 04:25, edited 1 time in total.
Intern
Joined: 04 Jun 2015
Posts: 24
Location: India
Concentration: General Management, Operations
GMAT 1: 640 Q49 V28
GPA: 4
WE: Programming (Computer Software)
Re: In the figure, the area of rectangle ABCD is 45. What is the area of  [#permalink]

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09 Oct 2018, 23:48
(x+5)(x-5) =45
X^2 -25 =45
X^2 =70
Which is area of square EFGH
OPTION :E

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Re: In the figure, the area of rectangle ABCD is 45. What is the area of   [#permalink] 09 Oct 2018, 23:48
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# In the figure, the area of rectangle ABCD is 45. What is the area of

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