Question

The shape of your class blackboard is
(a) square
(b) rectangle
(c) triangle
(d) parallelogram

Answer 1

b rectangle is the shape of my class black board

Answer 2

Answer:

The Shape of Class blackboard is Rectangle Because of the following reasons:

1. Opposite Sides of the board are equal.

2. Opposite Sides of the board are parallel.

3. All angles at vertex of the board are right angles.

   ⇒ Opposite angles are also equal.

4. Both the diagonals are equal.

Therefore, Option B is correct.