Write the formulae of the following: (i) Area of the rectangular path

1.	Write the formulae of the following: (i) Area of the rectangular path(ii) Area of the square path ……………….. .(iii) Area of the circular path ……………….. .
Answer» (i) Area of the outer rectangle – Area of the inner rectangle. (ii) Area of the outer square – Area of the – inner square. (iii) Area of the outer circle – Area of the inner circle. π(R + r)(R – r)

Write the formulae of the following: (i) Area of the rectangular path(ii) Area of the square path ……………….. .(iii) Area of the circular path ……………….. .

Answer»

(i) Area of the outer rectangle – Area of the inner rectangle.

(ii) Area of the outer square – Area of the – inner square.

(iii) Area of the outer circle – Area of the inner circle. π(R + r)(R – r)