Find the area of : A black board in your class room.

Find the area of: The floor of your classroom. Length=11m, width=8m

Think about the objects which acts as a concave or convex mirrors in your surroundings. Make a table of these objects and display in your class room.

Find i) The ratio of boys and girls in your class. ii) The ratio of number of door and number of windows of your classroom. iii) The ratio of number of text books and number of note books with you.

Edge of the black board is an example for

Give any five examples of line segment observed in your classroom. Eg: Edge of black board.

Find out how many of you in your class had cold/cough/fever recently.

How will you arrange a plane mirror inside water tray to see the different colour in sunlight in your class-room ?

Which of the following are sets? Justify your answer. The collection of all boys in your class.