12. determine the surface area of a sphere with a diameter of 16 cm.
o a. 201.0 cm
ob. 804.2 cm2
o c. 1,024 cm
o d. 3,216.9 cm

Acar traveling at 65 mph leaves 25 foot skid mark what is the ratio of the speed to length of skid mark (feet) in the simplest form

Add the two expressions 4.6 x -3 + -5.3 x + 9

B. jan surveyed her friends to find their favorite season. she recorded jhi ii for summer. how many people chose summer as their favorite season?