Symmetry Test

Result

Symmetry Test - 3

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Weekly Quiz Competition

Question 1
1 / -0

A square has a rotational symmetry of order 4 about its centre. What is the angle of rotation?

A
45^o

B
90^o

C
180^o

D
270^o

Solution

The angle of turning during rotation is called the angle of rotation. A full turn, you know, means a rotation of 360°. A half-turn means rotation by 180°; a quarter-turn is rotation by 90°
Question 2
1 / -0

Which of the following is the odd one out?

A
A pentagon

B
A scalene triangle

C
A semicircle

D
An isosceles triangle

Solution

Pentagons can be regular or irregular and convex or concave. A regular pentagon is one with all equal sides and angles. Its interior angles are 108 degrees and its exterior angles are 72 degrees.
Question 3
1 / -0

Which of the following alphabets has a vertical line of symmetry?

A
M

B
B

C
Q

D
E

Solution

Recall definition of line symmetry.