Two questions
3. a sphere has a diameter of 12 cm.
a. find the surface area of the sphere in exact form. (4 points)
b. find the volume of the sphere in exact form. (4 points)
c. what is the ratio of the surface area to the volume in lowest terms. (4 points)

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.