What is tan 87° to the nearest
ten-thousandth?

for this case we have that by definition, the volume of a cylinder is given by:

where:

r: it's the radio

h: it's the height

we have as data that:

substituting:

so, the cylinder volume is

option d

12 dolars one is cheaper becasue 3 pairs is 6 means is sock is 2 while the 12 is cheaper