Answer:
OPTION C: 300 cm³
Step-by-step explanation:
Volume of a cylinder =
where, - is the radius of the cylinder;
and - is the height.
Given: and
⇒ V = (5)² (12) = (25) (12)
⇒ V = 300
Therefore, the volume of the cylinder, V = 300 cm³.
9×18 rectangle plus a (18-6-6)×4 right triangle
Area = 9×18 + (1/2)×6×4 = 174
Answer: 174 sq ft