The height of a cylinder is twice the radius of its base.
What expression represents the volume of the cylinder, in
cubic units?
0 40x²
22x
ax? + 2x
2 + x

Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27