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A dart board has a diameter of 40cm
and is divide into 20 congruent sectors what is the erea of one of the sectors. RUSH PO PA HELP ​


Sagot :

area of the circle = πd

π = 3.14

d = 40cm

πd= 3.14 × 40

= 125.60 cm

125.60 ÷ 20 = 6.28 cm

6.28 cm is the answer