Asphere is cut into 8 congruent pieces. The radius of the sphere is 8 centimeters. One piece is shown in the
diagram
What is the surface area of one piece of the sphere, as
shown in the diagram? Express the answer in terms of
8 cm
O 647 cm
O 80x cm
256.7 cm
O 3847 cm
8 cm
8 cm

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music. they were asked how they like three types of music: rock, country western and jazz. the results are summarized below: no one dislikes all three types of music. six like all three types of music. eleven don’t like country western. sixteen like jazz. three like country western and jazz, but not rock. six don’t like rock. eight like rock and country western. seven don’t like jazz. how many students were surveyed?