Question

The length of minutes hand of clock is 7 cm, Find the area swept by the minute hand in one minute

Answer 1

Answer:

ans =》154 cm²

Step-by-step explanation:

area of circle is pie × r²

pie × r × r

pie = 22/7

r = 7

=》22/7 × 7 ×7

=》22 × 7

[ cutting 7 from numerator and denominator ]

=》154