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Subject :IMO    Class : Class 5

How many figures have at least one perpendicular line?


A 3
B 4
C 1
D None of these


Ans 1:

Class : Class 5

Ans 2:

Class : Class 8
the answer should be c

Ans 3:

Class : Class 4
The last figure has 2 perpendicular lines. The answer is incorrect?

Ans 4:

Class : Class 7
yes daron is wrong as in 2nd figure the line is not a right angleit is c

Ans 5:

Class : Class 8
I MUST BE C BECAUSE A PERPENDICULAR LINE IS (90) MEANS A RIGHT ANGLE

Ans 6:

Class : Class 6
yes it should be C

Ans 7:

Class : Class 8

Ans 8:

Class : Class 5
It is D The 2nd figure top part is perpendicular

Ans 9:

Class : Class 10
The answer should be C

Ans 10:

Class : Class 9
C OR D

Ans 11:

Class : Class 7
the last ans. is wrong. the last fig. has 2 perpendicular lines

Ans 12:

Class : Class 10
yes it should be C.

Ans 13:

Class : Class 5
clearly c

Ans 14:

Class : Class 6

Ans 15:

Class : Class 5
It's c

Ans 16:

Class : Class 5
c only

Ans 17:

Class : Class 5
yeah it should be c

Ans 18:

Class : Class 6
IT should be c

Ans 19:

Class : Class 8
answer should be C

Ans 20:

Class : Class 9
No the correct answer is d.When you will tilt the second figure you willsee a perpendicular line

Ans 21:

Class : Class 5

Ans 22:

Class : Class 8
IT should be option C

Ans 23:

Class : Class 5
the answer is c as the figure d has 2 prependicular lines

Ans 24:

Class : Class 5
It should be c .

Ans 25:

Class : Class 5
The answer is d,see the uppermost vertex of figure 2.

Ans 26:

Class : Class 3
shoould be C

Ans 27:

Class : Class 5

Ans 28:

Class : Class 5
It should be C as the pentagon has 2 perpendicular lines (right angle)

Ans 29:

Class : Class 5
it should be c

Ans 30:

Class : Class 6
It is C as there are pair perpendicular lines on the last figure.Perpendicular pair means the pair that forms 90 degree

Ans 31:

Class : Class 6
It must be C as the house has perpendicular lines on both sides .

Ans 32:

Class : Class 5
It shoud be option C

Ans 33:

Class : Class 8
should be d

Ans 34:

Class : Class 5
option c) should have been the correct answer as the the last figure has a 90 degree angle and a 90 degree angle is a perpendicular line

Ans 35:

Class : Class 6

Ans 36:

Class : Class 5
it is c

Ans 37:

Class : Class 9
answer is c

Ans 38:

Class : Class 5
It should be option C as there is a pair of perpendicular lines in the last figure.

Ans 39:

Class : Class 9
It clearly states that "at least one perpendicular line", which means 2 will also be correct.

Ans 40:

Class : Class 5
yes there are two figures having atleast 1 perpendicular line. fig 1 and fig 2. rock man

Ans 41:

Class : Class 5

Ans 42:

Class : Class 9
the answer should be C. the figure D has two perpendicular lines so it at least has one perpendicular line unlike others.

Ans 43:

Class : Class 5
THE ANSWER SHOU

Ans 44:

Class : Class 8
no correct ans is d as there are two figure that has perpendicular lines see the second figure carefully

Ans 45:

Class : Class 5
It is C as there is a perpendicular line in house

Ans 46:

Class : Class 7
it should be C.

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