Question

Invention of wheel brought revolution in modes of transport. comment.

Answer 1

It is 2nd biggest invention after fire. It changed the whole system of working. after the invention of wheels different machines were created, shafts and barrels were made. Wheel has took over all the inventions that has been done till now. It made the work easier and faster and gave direction for the unending inventions. 

Answer 2

Answer:

$1 {5 { \frac{?}{?} }^{2} }2 {8 | \sqrt[1]{?} | }^{?} ^{?}$

$.46 - yx \sqrt{ |2| }$

gagu vt. f in