Find the area, diameter = 10m. Choose the correct answer:
A) 78.24 square meter
B) 78.57 square meter
C) 78.26 square meter
D) 24.24 square meter
E) 24.43 square meter
Diameter = 10 meter.   Radius = diameter/2.   = 10/2.= 
<gadget id="calculator">10/2.</gadget>
<output>5</output>
5 meter.   Area of a circle= Ï€r2.   Here, pi (Ï€) = 3.14 meter, radius (r) = 5.   Area of a circle = 3.14 Ã— 5 Ã— 5..   = 3.14 Ã— 25.   = 78.57 square meter ANSWER : 78.57 square meter
<result>B</result>
Find the area, diameter = 10m.