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Module 1. Mathematics
The area of a circle whose circumference is given as 12cm is approximately
•  3.8 cm^2.
•  11.3 cm^2.
•  38 cm^2.

ta2x asking:
•  how to solve? I get 36cm2

Community comments: 2
alhaid0038
Posts: 1
25.09.2019 / 17:00
I’m also getting 36
Alessio990
Posts: 2
10.01.2020 / 13:55
Because you have a circumference. From this you get the diamter 12/3.14=3.8
after this you get the radius 3.8/2=1.91. Finally you use the formula of the area r^2*3.14 so 1.91^2*3.14 is aproximatelly 11.3 cm^2.
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