Make some more pictures and think of the shapes they can be divided into different parts .

There is a pentagonal shaped parts as shown in figure. For finding its area Jyothi and Rashida divided it in two different ways. Find the area in both ways and what do you observe?

Structure of a polypetide and its shape can be examined at four different levels. Discuss.

Take some finely powdered salt (not crystals) and keep it in two different jars. Which shape does the powdered salt take?

Take some finely powdered salt (not crystals) and keep it in two different jars.Which shape does the powdered salt take?

Shankar made the the following pictures also with washbasin. what shapes can they be broken into that we can find area easily ?

Draw a circle, identify a point on it. Cut arcs on the circle with the length or the radius in succession. Hoe many parts can the circle be divided into ? Give reasons.

A person wishes to make up as many different parties of 10 as he can out of 20 friends, each party consisting of the same number. The number of ways that the same man is found in different parties is

Draw a circle, Identify a point on it. Cut arcs on the circle with the length of the radius in succession. How many parts can the circle be divided into? Give reason.

Given below are some famous numbers associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which each belongs. 21 cm (wavelength emitted by atomic hydrogen in interstellar space).

Given below are some famous numbers associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which each belongs. 5890 Å -5896 Å [double lines of sodium].