The measure of a central angles of a circle is 150°and radius of the circle is 21 cm. find area of the sector associated with the central angle.
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Answer:
577.50cm2
Step-by-step explanation:
Central angle= 150 degree
radius= 21cm
length of arc= x2πr/360
= 150x2x22x21/360x7 = 55cm
length of arc=55cm
Area of sector
Xπr 2/360
150x22x21x21/36x 7
=577.50 cm2
HOPE IT HELPS!!
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