A circle has a radius of 10 feet and a central angle AOB that measures 180°. What is the area of sector AOB? Use 3.14 for pi and round your answer to the nearest whole number.
the information above
the information above
2 Answers
Jun 28, 2018
Explanation:
#"the area of the sector AOB is calculated as"#
#•color(white)(x)"area of circle"xx"fraction of circle"#
#=pir^2xx180/360#
#=pixx100xx1/2=50pi~~157" feet"^2#
Jun 28, 2018
Explanation:
Well, if the central angle
So, the area of sector
We got: