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# Which is greater x or y in the circle

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Which is greater x or y in the circle [#permalink]  08 Jan 2018, 13:10
Expert's post
00:00

Question Stats:

76% (00:19) correct 23% (00:29) wrong based on 17 sessions

Attachment:

#GREpracticequestion Which is greater x or y in the circle.jpg [ 16.19 KiB | Viewed 464 times ]

 Quantity A Quantity B $$x$$ $$y$$

A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.

Kudo for the right answer and explanation.
[Reveal] Spoiler: OA

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Re: x° [#permalink]  09 Jan 2018, 12:19
1
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Expert's post
Carcass wrote:

Attachment:
circle.jpg

 Quantity A Quantity B $$x$$ $$y$$

Angle x is an INSCRIBED angle "holding" arc AB
Angle y is an CENTRAL angle "holding" arc AB

A certain circle property (see video below) states that, if a CENTRAL angle and INSCRIBED angle hold the same arc, then the CENTRAL angle is TWICE the measurement of the INSCRIBED angle.

RELATED VIDEO

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Brent Hanneson – Creator of greenlighttestprep.com

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Re: Which is greater x or y in the circle [#permalink]  19 Jan 2019, 19:14
Center angle is double of inscribed angle.
Re: Which is greater x or y in the circle   [#permalink] 19 Jan 2019, 19:14
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# Which is greater x or y in the circle

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