3 years ago

The minute hand of a clock is 4.7 cm long. Calculate the are of the sector swept by the minute hand after 25 min

Mathematics

1 answer:

TiliK225 [7]3 years ago

8 0

Answer:

Step-by-step explanation:

The measure of the entire area swept out by the minute hand is

A = πr², which in this particular case is:

A = π(4.7 cm)² = 22.09π cm²

The sector in question has the area (25/60)(22.09π cm²), or 9.204π cm², or 28.92 cm² approximately.

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