Last visit was: 09 May 2024, 17:04 It is currently 09 May 2024, 17:04

Close

GRE Prep Club Daily Prep

Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track
Your Progress

every week, we’ll send you an estimated GRE score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

Close

Request Expert Reply

Confirm Cancel
Verbal Expert
Joined: 18 Apr 2015
Posts: 28717
Own Kudos [?]: 33266 [0]
Given Kudos: 25207
Send PM
Verbal Expert
Joined: 18 Apr 2015
Posts: 28717
Own Kudos [?]: 33266 [0]
Given Kudos: 25207
Send PM
avatar
Manager
Manager
Joined: 09 Mar 2020
Posts: 164
Own Kudos [?]: 200 [0]
Given Kudos: 0
Send PM
User avatar
Senior Manager
Senior Manager
Joined: 10 Feb 2020
Posts: 496
Own Kudos [?]: 337 [0]
Given Kudos: 299
Send PM
Re: If the radius of the circle above is 3 and point 0 is the ce [#permalink]
1
sukrut96 wrote:
AC is the radius of the circle and it must be 6.
Triangle ABC is 30-60-90 and thus, BC = 6 / √3.
Area of triangle = 1/2 * 6 * 6 / √3.
we get 18 / √3
6 * √3 * √3 / √3
Thus, 6*√3


one correction: Diameter is 6 not radius
avatar
Manager
Manager
Joined: 09 Mar 2020
Posts: 164
Own Kudos [?]: 200 [0]
Given Kudos: 0
Send PM
Re: If the radius of the circle above is 3 and point 0 is the ce [#permalink]
1
Farina wrote:
sukrut96 wrote:
AC is the radius of the circle and it must be 6.
Triangle ABC is 30-60-90 and thus, BC = 6 / √3.
Area of triangle = 1/2 * 6 * 6 / √3.
we get 18 / √3
6 * √3 * √3 / √3
Thus, 6*√3


one correction: Diameter is 6 not radius


Yes, you're right. Thanks for correcting me :)
avatar
Intern
Intern
Joined: 05 Jul 2020
Posts: 1
Own Kudos [?]: 0 [0]
Given Kudos: 0
Send PM
Re: If the radius of the circle above is 3 and point 0 is the ce [#permalink]
How do you know which angle is 30 and which one is 60?
Prep Club for GRE Bot
[#permalink]
Moderators:
Moderator
1085 posts
GRE Instructor
218 posts

Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne