Question

the length of minute hand of a clock is 16 cm find the area swept by 1 min​

Answer 1

Answer:

Step-by-step explanation:

Minute hand completes full circle degree in one hour .

Swept by minute hand (i.e 60 minutes) =360°

Swept by minutes hand in 1 minute = 360/60 = 6°

Hence 1 minute = 6° , radius = 16cm

Area swept by minute hand = area of sector

= 1 min / 360 ×πr2

=6 / 369 × 22 / 7 × 16×16

= 13.409 ans