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# In the triangle above, x =

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Math Expert
Joined: 02 Sep 2009
Posts: 59588
In the triangle above, x =  [#permalink]

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05 Sep 2017, 23:47
00:00

Difficulty:

25% (medium)

Question Stats:

94% (00:20) correct 6% (00:00) wrong based on 22 sessions

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In the triangle above, x =

(A) 65
(B) 40
(C) 35
(D) 25
(E) 10

Attachment:

2017-09-06_1034_002.png [ 6.48 KiB | Viewed 684 times ]

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Senior SC Moderator
Joined: 22 May 2016
Posts: 3723
In the triangle above, x =  [#permalink]

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06 Sep 2017, 07:03
Bunuel wrote:

In the triangle above, x =

(A) 65
(B) 40
(C) 35
(D) 25
(E) 10

Attachment:
2017-09-06_1034_002.png

The sum of interior angles in a triangle is 180°.

(x + 10) + 2x + 50 = 180

3x + 60 = 180

3x = 120

x = 40

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In the triangle above, x =   [#permalink] 06 Sep 2017, 07:03
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