Find all School-related info fast with the new School-Specific MBA Forum

It is currently 31 Jul 2014, 01:27

Close

GMAT 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 GMAT 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.

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

The size of a television screen is given as the length of

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Intern
Intern
User avatar
Joined: 24 Nov 2003
Posts: 30
Location: Champaign
Followers: 0

Kudos [?]: 1 [0], given: 0

The size of a television screen is given as the length of [#permalink] New post 28 Nov 2003, 06:35
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
The size of a television screen is given as the length of the screenтАЩs diagonal. If the screens were flat, then the area of a square 21-inch screen would be how many square inches greater than the area of a square 19-inch screen?

Can u post an explaination.
Director
Director
User avatar
Joined: 14 Oct 2003
Posts: 592
Location: On Vacation at My Crawford, Texas Ranch
Followers: 1

Kudos [?]: 4 [0], given: 0

GMAT Tests User
 [#permalink] New post 28 Nov 2003, 07:17
These are square tellies. Just use the pythagorean theorm = a^2 + a^2 = c^2 (assuming a=b). simplifies to 2a^2=c^2 or a^2=c^2/2

thus setup your equation

19^2/2 = 180.5

21^2/2 = 220.5

difference is: 40

Hope this helps.
Intern
Intern
User avatar
Joined: 24 Nov 2003
Posts: 30
Location: Champaign
Followers: 0

Kudos [?]: 1 [0], given: 0

 [#permalink] New post 28 Nov 2003, 07:26
Thanks - I read the problem again after ur explaination - I overlooked the square screen - and that is where I got lost.
  [#permalink] 28 Nov 2003, 07:26
    Similar topics Author Replies Last post
Similar
Topics:
1 The size of a TV screen is given as the length of the snowbirdskier 1 08 Dec 2008, 11:37
The size of a television screen is given as the length of amitdgr 3 29 Sep 2008, 21:15
The size of a TV screen is given as the length of the yogachgolf 1 13 Nov 2007, 16:17
The size of a TV screen is given as the length of the AMBA 5 14 Oct 2005, 13:07
Experts publish their posts in the topic The size of a television screen is given as the length of vprabhala 11 25 Jan 2005, 18:30
Display posts from previous: Sort by

The size of a television screen is given as the length of

  Question banks Downloads My Bookmarks Reviews Important topics  


GMAT Club MBA Forum Home| About| Privacy Policy| Terms and Conditions| GMAT Club Rules| Contact| Sitemap

Powered by phpBB © phpBB Group and phpBB SEO

Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.