International Maths Olympiad Forum By SOF Olympiad Trainer - Page 683

# User Forum

Subject :IMO    Class : Class 5

## Ans 1:

Class : Class 7
What is the difference between option A and D

Subject :IMO    Class : Class 5

## Ans 1:

Class : Class 5
the answer should be 3i'm not satisfied with the explanation, can you please give a new explanation which i can understand and which marks where are all those angles ?

## Ans 2:

Class : Class 5
The answer should be B.

Subject :IMO    Class : Class 5

Class : Class 4

## Ans 2: (Master Answer)

Class : Class 1
The correct answer is B.

## Ans 3:

Class : Class 6

Subject :IMO    Class : Class 5

## Ans 1:

Class : Class 7
Figure 1 has two lines of symmetry, figure 2 has four lines of symmetry and rest have no line of symmetry.

Class : Class 9
2

## Ans 3:

Class : Class 10
1. figure one has only one line of symetry and figure 3 and 4 has no lines of symetry

## Ans 4:

Class : Class 7
figure 1 has 2 lines of symmetry and figure 2 has 4 lines of symmetry. Rest have no line of symmetry

## Ans 5:

Class : Class 6

Subject :IMO    Class : Class 5

## Ans 1:

Class : Class 5
'A' IS THE ANSWER

Subject :IMO    Class : Class 3

## Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

Subject :IMO    Class : Class 5

## Ans 1: (Master Answer)

Class : Class 1
The angle OUT is of 180 degrees because it is a straight line. Hence, the angle RUN will be X+23=180-(32+23)=125.

Subject :IMO    Class : Class 5

Class : Class 8

## Ans 2:

Class : Class 5
The answer is 192 solution- 48/2=24 (24+24+24)+(24+24+24+24+24)=192

Subject :IMO    Class : Class 6

## Ans 1:

Class : Class 9
the ans. is 200m . fig x has 12 sides so length of 1 side = 300/12 =25m . fig y has 8 sides so perimeter = 25 x 8 = 200m

Class : Class 10

Class : Class 6
B

Class : Class 6
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