tjgov
tjgov
09-09-2015
Mathematics
contestada
calculate the area of a circle with radius of 5cm
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caitlinkeekee
caitlinkeekee
09-09-2015
Area = (Pi)r^2 (pi is 3.14159......)
A = (pi) x 5^2
A = 25(pi)
Area = 78.54 cm^2 (to 2 d.p)
Answer Link
faizu
faizu
09-09-2015
Area of circle = [tex] \pi r^{2} [/tex]
=22/7 X 5X5
=450/7
=64.2857142.........
therefore area of the circle = 64.2857142......cm
Answer Link
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