# User Forum

Subject :IMO    Class : Class 7

## Ans 1:

Class : Class 8
It is given that, AB BC = 10 cm ...(i) BC CA = 12 cm ...(ii) CA AB = 16 cm ...(iii) Adding (i), (ii) and (iii); we get, 2(AB BC CA) = 10 12 16 â AB BC CA = 19 cm.

## Ans 2:

Class : Class 7
thanks

Subject :IMO    Class : Class 5

## Ans 1:

Class : Class 6
(2 1/8-3 1/4+5 1/2)/(2.2+0.8 X 16)=(7 5/8-3 1/4)/(2.2+0.8 X 16)=)4 3/8)/(2.2+0.8 X 16)=(4 3/8)/(2.2+12.8)=(4 3/8)/15=(35/8)/15=4.375/15=0.291667.

Subject :IMO    Class : Class 5

Subject :IMO    Class : Class 5

## Ans 1:

Class : Class 6
I think a is the answer !!!!!!!!!

## Ans 2:

Class : Class 6
Second A from the right end.

## Ans 3:

Class : Class 6
I think a is the ans !!!!!!!!!

Subject :IMO    Class : Class 7

Subject :IMO    Class : Class 1

Subject :IMO    Class : Class 3

Class : Class 10
C

## Ans 2:

Class : Class 10
C

Subject :IMO    Class : Class 7

## Ans 1:

Class : Class 7
Figure A Does not have Infinite order of rotational symmetry. Figure B has Two Lines of Symmetry. Figure C has 1 line of symmetry. Figure D has Infinite lines of symmetry. Hence the answer is B

Class : Class 8

## Ans 3:

Class : Class 7
only c is correct

## Ans 4:

Class : Class 7
All seem incorrect to me

Class : Class 8

## Ans 6:

Class : Class 9
All are incorrect

Subject :IMO    Class : Class 6

## Ans 1:

Class : Class 7

Subject :IMO    Class : Class 6