The ability to round a number to a number of decimal places or to a number of significant figures is essential if answers are to be written to the correct degree of accuracy asked for in a question.
So you have a circle. What is the area of that circle? Surely everyone remembers that the area of a circle is: Where Pi (Ï€) is of course the number and r is the radius of the circle. Where does this ...
CBSE Class 10 Maths Chapter 12 Important Questions with Answers: This article enlists the important questions from Chapter 12 of CBSE Class 10 i.e Areas Related to Circles. For the candidates ...