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In the right-angled triangle above, what is the value of x?

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Math Expert
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Joined: 02 Sep 2009
Posts: 55274
In the right-angled triangle above, what is the value of x?  [#permalink]

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New post 01 Sep 2017, 07:47
00:00
A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

89% (00:19) correct 11% (00:17) wrong based on 52 sessions

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Director
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Joined: 04 Dec 2015
Posts: 751
Location: India
Concentration: Technology, Strategy
WE: Information Technology (Consulting)
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Re: In the right-angled triangle above, what is the value of x?  [#permalink]

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New post 01 Sep 2017, 08:08
Bunuel wrote:
Image
In the right-angled triangle above, what is the value of x?

(A) 35°
(B) 45°
(C) 55°
(D) 65°
(E) 75°


Attachment:
2017-09-01_1837_001.png

Sum of interior angles of triangle \(= 180°\)

\(x° + 25° + 90° = 180°\)

\(x° + 115° = 180°\)

\(x° = 180° - 115° = 65°\)

Answer (D)...
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Concentration: Entrepreneurship, Technology
GMAT 1: 730 Q50 V38
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Re: In the right-angled triangle above, what is the value of x?  [#permalink]

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New post 01 Sep 2017, 13:41
Bunuel Do we get such simple question on GMAT ???

Sol: for right angles triangle : x+25+90 = 180 sum of all angles in a triangle

x= 65

Answer D
Math Expert
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Re: In the right-angled triangle above, what is the value of x?  [#permalink]

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New post 02 Sep 2017, 03:13
GMAT Club Bot
Re: In the right-angled triangle above, what is the value of x?   [#permalink] 02 Sep 2017, 03:13
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In the right-angled triangle above, what is the value of x?

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