Answer all of them for a and brainlest 1) find the surface area of a sphere with a radius of 8 cm. a 267.9 cm b 803.8 cm c 2143.6 cm d 2010. cm 2) find the surface area of a sphere with a radius of 4 ft. a 452.2 m b 150.7 m c 113.0 m d 904.3 3) find the volume of a sphere with a radius of 4 ft. a 33.5 ft b 67.0 ft c 267.9 ft d 803.8 ft 4) for the pair of solids, find the value of the variable a 3 cm b 18 cm c 16 d 2 cm 5) for the repair of solids, find the value of the variable a 12 mm b 48 m c 20 mm d 3 mm 6) a pyramid has a height of 5 in. and a surface area of 90 in. find the surface area of a similar pyramid with a height of 10 in. round to the nearest tenth. if necessary. a 360 in b 180 i c 22.5 in d 3.6 in 7) a rectangular prism width of 92 ft and a volume of 240 ft. find the volume of a similar prism with a width of 46 ft. round to th nearest tenth, if necessary. a 30 f b 40 ft c 60 ft d 120 ft