The perimeter of a sector of a circle of radius 5.6 cm is 27.2 cm . find the area of thesector
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First find perimeter of the circle
2x22x5.6 / 7=35.2
Find out how much Fraction of circle is the sector
35.2/27.2=1.29
Now calculate the area of the circle and divide by 1.29
Area is (22x5.6^2)/7
=98.56
Now divide by 1.29
98.56/1.29=76.40 cm^2
2x22x5.6 / 7=35.2
Find out how much Fraction of circle is the sector
35.2/27.2=1.29
Now calculate the area of the circle and divide by 1.29
Area is (22x5.6^2)/7
=98.56
Now divide by 1.29
98.56/1.29=76.40 cm^2
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