It is currently 22 Jan 2018, 12:31

### 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

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

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# A chocolate box has a long triangular shape. The triangular

Author Message
TAGS:

### Hide Tags

Intern
Joined: 06 Sep 2012
Posts: 41
Concentration: Social Entrepreneurship
A chocolate box has a long triangular shape. The triangular [#permalink]

### Show Tags

30 Nov 2012, 15:03
1
KUDOS
3
This post was
BOOKMARKED
00:00

Difficulty:

35% (medium)

Question Stats:

81% (00:56) correct 19% (03:21) wrong based on 31 sessions

### HideShow timer Statistics

Attachment:

Ttriangular.png [ 6.89 KiB | Viewed 2304 times ]
A chocolate box has a long triangular shape. The triangular shaped end piece is an equilateral triangle. The length of the box is $$5\sqrt{3}$$ inches, and the volume is 135. What is the value of x in inches?

A. $$\frac{9}{\sqrt{3}}$$
B. 3
C. 6
D. 9
E. $$9\sqrt{3}$$
[Reveal] Spoiler: OA

_________________

Life begins at the edge of your comfort zone.

Appreciate the +1!

Last edited by Bunuel on 01 Dec 2012, 05:30, edited 1 time in total.
Renamed the topic and edited the question.
Intern
Joined: 26 Nov 2012
Posts: 1
Concentration: Finance, General Management
GMAT Date: 02-05-2013

### Show Tags

30 Nov 2012, 15:32
4
KUDOS
You know that the Volume $$V=Area of the triangle * length --> Area = \frac{V}{length} = \frac{135}{5*\sqrt{3}} = \frac{27}{\sqrt{3}}$$
Then
Use the formula $$Area = a^2* \sqrt{3}/2$$

Thus $$a^2 = 27/\sqrt{3}*4/\sqrt{3} = 27*4/3= 36$$ then $$a=\sqrt{36} = 6$$

C
Re: Geometry Problem Help   [#permalink] 30 Nov 2012, 15:32
Display posts from previous: Sort by

# A chocolate box has a long triangular shape. The triangular

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