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

 It is currently 21 Apr 2019, 19:33

### 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

# In isosceles triangle ABC, CA = CB = 4. Which one of the following is

Author Message
TAGS:

### Hide Tags

Math Expert
Joined: 02 Sep 2009
Posts: 54401
In isosceles triangle ABC, CA = CB = 4. Which one of the following is  [#permalink]

### Show Tags

09 Apr 2019, 03:10
00:00

Difficulty:

15% (low)

Question Stats:

90% (01:05) correct 10% (01:28) wrong based on 20 sessions

### HideShow timer Statistics

In isosceles triangle ABC, CA = CB = 4. Which one of the following is the area of triangle ABC ?

(A) 7
(B) 8
(C) 9
(D) 10
(E) It cannot be determined from the information given

_________________
Manager
Joined: 17 May 2018
Posts: 69
Re: In isosceles triangle ABC, CA = CB = 4. Which one of the following is  [#permalink]

### Show Tags

09 Apr 2019, 04:47
The angle of the triangles are not known. We can not know how to get the rest of the sides from just this much information.
IMO E

Posted from my mobile device
Intern
Joined: 04 Aug 2016
Posts: 8
Re: In isosceles triangle ABC, CA = CB = 4. Which one of the following is  [#permalink]

### Show Tags

09 Apr 2019, 04:57
The degree value can vary for the sides.
Therefore area can't be determined

Posted from my mobile device
Re: In isosceles triangle ABC, CA = CB = 4. Which one of the following is   [#permalink] 09 Apr 2019, 04:57
Display posts from previous: Sort by