International Maths Olympiad Forum By SOF Olympiad Trainer - Page 638

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7
isn't the area 90?

Ans 2:

Class : Class 9
yes i got 90 too

Ans 3:

Class : Class 8
Yeah, the area is 90.?!.???!!!

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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 8
D

Ans 2:

Class : Class 8
Shouldn't the correct answer be option D? Please explain.

Ans 3: (Master Answer)

Class : Class 1
The correct answer is B.

Ans 4:

Class : Class 4
D

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 8
Please explain your answer.

Ans 3:

Class : Class 5
the right anwser is D

Ans 4:

Class : Class 5
please explain how.

Ans 5: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 6:

Class : Class 5
It should be D because AB does not show the mirror of the other side but if you tilt it a little bit you can see GH makes the mirror half of the image.

Ans 7:

Class : Class 2
And there is no solution for this question

Ans 8:

Class : Class 5
How is it D

Ans 9:

Class : Class 5
Pls explain it

Ans 10:

Class : Class 5
Can you please explain the answer

Ans 11:

Class : Class 2
Calm down. To understand this, you need to know the definition of 'symmetryical line', which is the line that divides a figure into a mirror image, and if you place a mirror along the line of symmetry, it should show the other side correctly, a reflection of the other side. AB doesn't divide this figure into a mirror image of each half, but it you tilt it along GH, it shows a mirror image. Concentration is all that was needed.

Ans 12:

Class : Class 4
I think the answer should be A. Plz check and comfirm it

Ans 13:

Class : Class 8
The correct answer is D

Ans 14:

Class : Class 5
a is the right anwser

Ans 15:

Class : Class 5
How is it D

Ans 16:

Class : Class 5
Looks like Admin knows the correct answer and the master answer all the time. But sometimes he may be wrong.

Ans 17:

Class : Class 4
Can you please explain the answer?

Ans 18:

Class : Class 4

Ans 19:

Class : Class 4
D

Ans 20:

Class : Class 5
Please explain how option D is correct

Ans 21:

Class : Class 7

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 4

Ans 3: (Master Answer)

Class : Class 1
The correct answer is C.

Ans 4:

Class : Class 4

Ans 5:

Class : Class 6
wrong q

Ans 6:

Class : Class 4
please explain thisquestion

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Subject :IMO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 5
B

Ans 2:

Class : Class 8

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