Question

The length, breadth and thickness of a rectangular sheet of metal are 4.234 m, 1.005 m, and 2.01 cm respectively. Give the area and volume of the sheet to correct significant figures.
NCERT Solutions for Class 11 Physics Part 1 Chapter 2 Exercise 11

Answer 1

Area = l*b = 4.234*1.005 = 4.25517 m^2 = 4.26 m^2
Volume = l*b*h = 4.234*1.005*2.01 = 8.5528917 m^3 = 8.55 m^3