find area of a sector of a circle with radius 7cm and length of the arc corresponding to the sector is 10 cm
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Answer:
35 cm².
Step-by-step explanation:
Given,
A circle with centre O and,
Radius of circle ,r = 7cm
Length of minor arc AB ,l = 10 cm.
To find :- Area of minor sector AOB.
solution:- By using sector formula,
Area of minor sector AOB = 1/2 × r ×l
= 1/2 × 7×10
= 7× 5
= 35 cm².
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