The cylinder shown has a volume of 730 cubic inches.

a. What is the radius of the cylinder? Use 3.14 for π.

b. If the height of the cylinder is changed, but the volume stays the same, then how will the radius change? Explain.

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

How many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.) how many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.)