Convert the angle measures pi/8 radians and 9pi/5
radians to degrees

so then what are you asking?

step-by-step explanation:

hint: which coefficient is a multiple of 360°?

step-by-step explanation:

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