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In the figure below, what is the value of a + b + c? ​

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In the figure below, what is the value of a + b + c? ​  [#permalink]

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New post 31 Jan 2019, 21:19
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A
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  25% (medium)

Question Stats:

64% (00:38) correct 36% (00:31) wrong based on 16 sessions

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In the figure below, what is the value of a + b + c? ​

A. 210 ​

B. 220

C. 240

D. ​270 ​

E. 280


Attachment:
#GREpracticequestion In the figure below, what is the value of.jpg
#GREpracticequestion In the figure below, what is the value of.jpg [ 12.3 KiB | Viewed 222 times ]

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Re: In the figure below, what is the value of a + b + c? ​  [#permalink]

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New post 31 Jan 2019, 22:59
Bunuel wrote:
Image
In the figure below, what is the value of a + b + c? ​

A. 210 ​

B. 220

C. 240

D. ​270 ​

E. 280


Attachment:
#GREpracticequestion In the figure below, what is the value of.jpg


20+60+a = 180 (Forming a linear pair and straight angle)

i.e. a = 100º

also, a = c (Vertically opposite angles)

and b = 20º (Vertically opposite angles)

i.e. a+b+c = 100+100+20 = 220º

Answer: Option B
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Re: In the figure below, what is the value of a + b + c? ​  [#permalink]

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New post 31 Jan 2019, 23:03
a+b= 120
C = 180-60-20; 100
a+b+c: 220 IMO B

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Re: In the figure below, what is the value of a + b + c? ​   [#permalink] 31 Jan 2019, 23:03
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