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Answers) The radius of a circle is 2.12 m. According to the idea of significant figure, its area is given by ......... (A) 14.11 m2 (B) 14.11 cm2 Correct (C) 14.1 m2 (Correct Answer) (D) 14cm2 HOW TO CALCULATE THIS?
about 12 years ago
R.c.sainat...
Answers
the answer is (A)14.11m^2
area of circle = piR^2= 3.14*(2.12)^2= 14.11242
rounding the soln. upto two decimal places will give 14.11m^2 :)
almost 12 years ago
Abhisek ro...
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