3. Find the circumference and area of a circle of radius 20 cm. (use t = 3.14)
4. The minute hand of a tower clock is 1.4 m long. How far does the tip of the ha
move in 1 hour?
14 mm
rajlaxmipahi01:
minute hand clock move in one hour circumference of that clock and that clock will be circular. so, as you know that circumference of circular figure =2πr. = 2×22/7 × 1.4 = 44×0.2. =8.8 m
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Step-by-step explanation:
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happy republic day calm down atleast don't study today
thebrainlyqueen
Answered by
15
Answer:
circumference = 2 π r
2×3.14× 20= 125.6
Area of circle = ( A = π r² )
A = 3.14 × 20×20 = 1256
hope it helps you
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