He blocked his man useing force of 23 n moving him backwards 2 meters how much ,how much work did he do

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

answer///isobars;

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;