Spaceship earth, a spherical attraction at walt disney world’s epcot center, has a diameter of 50 meters. find the surface area of the structure. (justify)

show your work.

Complete the equation of the live through (-1,6) (7,-2)

Which rectangle if translated 6 units right and 16 units down and the rotated 90° clockwise about the point (4, -11) will result in rectangle e?

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?