Q. What is the area of a disc of radius 1.1 cm?
A) 3.8028571 $cm^{2}$
B) $3.8029\ cm^{2}$
C) $3.803\ cm^{2}$
D) $3.8\ cm^{2}$
Explanation
Express the result in two significant figures.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.