3 Mark Question

Questions

2 questions · self-marked practice — reveal the answer and mark yourself.

Question 13 Marks

What is the order of rotational symmetry of a square. Give the angles of such rotations?

Answer

A square has four orders of rotational symmetry and angles through which the rotational symmetry are 90°, 180°, 270° and 360° as given below:

Question 23 Marks

Through what different angles should a rectangle be rotated to be in symmetrical position with the original position?

Answer

The rectangle should be rotated through 180° and 360° to be in symmetrical position with the original position as given below:

3 Mark Question - Maths STD 7 Questions - Vidyadip

Maths 3 Mark Question