both pyramids in the figure have the same base area as the prism. the ratio of the combined volume of the pyramids to the volume of the prism, expressed as a fraction in simplest form, is .there are no choices. : /

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Aphrase is shown read the phrase and give me the answer