GMAT Question of the Day - Daily to your Mailbox; hard ones only

 It is currently 15 Feb 2019, 19:28

### 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 February
PrevNext
SuMoTuWeThFrSa
272829303112
3456789
10111213141516
17181920212223
242526272812
Open Detailed Calendar
• ### \$450 Tuition Credit & Official CAT Packs FREE

February 15, 2019

February 15, 2019

10:00 PM EST

11:00 PM PST

EMPOWERgmat is giving away the complete Official GMAT Exam Pack collection worth \$100 with the 3 Month Pack (\$299)
• ### Free GMAT practice

February 15, 2019

February 15, 2019

10:00 PM EST

11:00 PM PST

Instead of wasting 3 months solving 5,000+ random GMAT questions, focus on just the 1,500 you need.

# Two polygons A and B have number of sides as a and b respectively

Author Message
TAGS:

### Hide Tags

Manager
Joined: 25 Dec 2018
Posts: 146
Location: India
GMAT 1: 490 Q47 V13
GPA: 2.86
Two polygons A and B have number of sides as a and b respectively  [#permalink]

### Show Tags

17 Jan 2019, 09:29
1
3
00:00

Difficulty:

45% (medium)

Question Stats:

62% (01:08) correct 38% (01:37) wrong based on 31 sessions

### HideShow timer Statistics

Two polygons A and B have number of sides as a and b respectively, what is the value of |a − b|?

I. Sum of interior angles of polygon A is 360 degree greater than that of polygon B.
II. The number of diagonals of polygon A is 18.
examPAL Representative
Joined: 07 Dec 2017
Posts: 885
Re: Two polygons A and B have number of sides as a and b respectively  [#permalink]

### Show Tags

17 Jan 2019, 11:17
1
We can solve this question Logically - no need to actually solve.
A) using the formula for sum of interior angles in a polygon (180(n-2)), we can plug this data in to get the difference between the polygon. Sufficient!
B) this only gives us data on A - but we need to compare it to B! insufficient!
_________________

Whatever your relationship status this year - we love you just the way you are. AND we want you to crush the GMAT!

So, here’s a Valentine’s Day gift for you:

Save 25% on all GMAT courses

Act quick. Because like some romances, this deal won't last forever

Re: Two polygons A and B have number of sides as a and b respectively   [#permalink] 17 Jan 2019, 11:17
Display posts from previous: Sort by