Answer:
18 square centimeters
Step-by-step explanation:
Notice that if e is the midpoint of the side CB, and angle , then this rectangle is in fact two squares of side 3 cm put together. therefore, side CD has a length of 6 cm, and as a result, the area of the figure is given by the product base times height = 6 x 3 = 18
Answer:
this one is hard I think is C 2/3
Volume of a Cone = [(pi)r^2(h)]:3 = [pi (16) (27)]:3 = 144pi units^3. [C.]