Bcd is in the shape of a quadrant of a circle with radius 21
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Do we need to find the area?
If its that then ,
radius = 21
area = 1/4 × π r²
= 1/4 × 22/7 × 21²
= 346.5 unit²
If circumference is needed then
circumfarence = 1/4 × 2πr
= 1/4 × 2 × 22/7 × 21
= 33 unit
Hope it helps!
If its that then ,
radius = 21
area = 1/4 × π r²
= 1/4 × 22/7 × 21²
= 346.5 unit²
If circumference is needed then
circumfarence = 1/4 × 2πr
= 1/4 × 2 × 22/7 × 21
= 33 unit
Hope it helps!
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