princessk51
princessk51
05-09-2017
Mathematics
contestada
What's the answer
.........????????????
Respuesta :
kphung76127
kphung76127
05-09-2017
Area of a circle= pi*r^2
r^2= 10^2= 100
100*pi is the area of the whole circle. Since it is a semicircle, divide it in half.
100*pi/2= 50*pi
Final answer: 50*pi cm^2
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