Find the area of a sector of a circle of radius 28 cm and central angle 45°.
If the area and circumference of a circle are numerically equal, then the diameter of the circle is . ... units.
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Answer:
ans308cm2
Step-by-step explanation:
r=28central angle (thetha)=45
area of sector =thetha/360
=45/369*22/7"28*28
=308cm3
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