You get $84 each month from your mom for your cell phone bill.
the base fee each month is $27 plus $0.15 per minute.

what is the maximum number of minutes you can use your cell phone each month

a) 8.55 minutes

b) 380 minutes

c) 533 minutes

d) 740 minutes

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.