GuysPlz help me. You'll are not helping me at all.
Plz do help a weak student.
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Answer:
Step-by-step explanation:
(i) angle = 20/60 * 360 = 1/3 * 360 = 120°
(ii) area covered = 20/60 * πr² = 1/3 πr² = πr²/3
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Answered by
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Step-by-step explanation:
360÷12 = 30
difference between each no. is 30°
at 10.am is 60°
at 10.20 will be180°
area covered by the min hand in 20 min
area of semicircle = π r^2/2
radius= 6cm
π (6)^2/2
π 36/2
18 π
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