Please answer this correctly without making mistakes

i think it is

step-by-step explanation:

a formal letter is a letter the you would send to a king

explanation:

step-by-step explanation:

answer: i think it is c

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