A cone is placed inside a cylinder as shown. The radius of the cone is half the radius of the cylinder. The helght of the cone is equal to the radius
of the cylinder. What is the volume of the cone in terms of the radius, r?
A. V=1/3 3.14r^2
B. V=1/6 3.14r^2 C. V=1/12 3.14r^3 D. V=2 3.14r^3

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?

Marco states that 7.696696669…… is a rational number because it is a repeating decimal. is he correct? justify your answer.