If the sin 30° = one half, then the cos 60° = . A. 0, because the angles are complementary

B. one half, because the angles are complementary

C. square root 3 over 2, because the angles are complementary

D. 1, because the angles are complementary

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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