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
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
The circumference of circle C is 40, whose area is half the area of th
[#permalink]
05 May 2023, 07:24
05 May 2023, 07:24
Expert Reply
00:00
Question Stats:
99% (01:33) correct
0% (00:00) wrong based on 7 sessions
Hide Show timer Statistics
The circumference of circle C is 40, whose area is half the area of the circle P. What is the value of the circumference of the circle P?
20
\(20 \sqrt{2}\)
\(40 \sqrt{2}\)
80
Cannot be determined
Post A Detailed Correct Solution For The Above Questions And Get A Kudos.
Question From Our Project: Free GRE Prep Club Tests in Exchange for 20 Kudos
\(\Longrightarrow\) GRE - Quant Daily Topic-wise Challenge
\(\Longrightarrow\) GRE GEOMETRY
20
\(20 \sqrt{2}\)
\(40 \sqrt{2}\)
80
Cannot be determined
Post A Detailed Correct Solution For The Above Questions And Get A Kudos.
Question From Our Project: Free GRE Prep Club Tests in Exchange for 20 Kudos
\(\Longrightarrow\) GRE - Quant Daily Topic-wise Challenge
\(\Longrightarrow\) GRE GEOMETRY
Re: The circumference of circle C is 40, whose area is half the area of th
[#permalink]
05 May 2023, 07:43
05 May 2023, 07:43
1
2 * pi * r = 40
r = 20/pi
Area of P => pi R^2 = 2 * pi * (20/pi)^2
pi^2 R^2 = 800
pi R = 20 rt 2
2 * pi * R = 40 rt 2
r = 20/pi
Area of P => pi R^2 = 2 * pi * (20/pi)^2
pi^2 R^2 = 800
pi R = 20 rt 2
2 * pi * R = 40 rt 2
gmatclubot
Re: The circumference of circle C is 40, whose area is half the area of th [#permalink]
05 May 2023, 07:43
Moderators:
