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In the figure above, square ABCD has area 49 and square DEFG has area

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Math Expert
Joined: 02 Sep 2009
Posts: 55668
In the figure above, square ABCD has area 49 and square DEFG has area  [#permalink]

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11 Jan 2019, 01:45
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Difficulty:

15% (low)

Question Stats:

94% (00:44) correct 6% (01:42) wrong based on 20 sessions

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In the figure above, square ABCD has area 49 and square DEFG has area 9. What is the area of square FCJH ?

A. 25
B. 32
C. 40
D. 48
E. 69

Attachment:

2019-01-11_1244.png [ 17.3 KiB | Viewed 312 times ]

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Re: In the figure above, square ABCD has area 49 and square DEFG has area  [#permalink]

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11 Jan 2019, 02:18
GF is 3 and side gc is 4

So by pythogorean theorem

Fc is 5 and area of square is 25

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Re: In the figure above, square ABCD has area 49 and square DEFG has area  [#permalink]

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11 Jan 2019, 04:14
Bunuel wrote:

In the figure above, square ABCD has area 49 and square DEFG has area 9. What is the area of square FCJH ?

A. 25
B. 32
C. 40
D. 48
E. 69

Attachment:
2019-01-11_1244.png

abcd = 7
defg= 3
gcf 3:4:5
cfhj= 5^2= 25 imo a
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Re: In the figure above, square ABCD has area 49 and square DEFG has area   [#permalink] 11 Jan 2019, 04:14
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