How do i convert 8.25*10^2 cg to nanograms?

Asquare parking lot has 6,400 square meters what is the length in meters

Which of the following transformations will always produce a congruent figure?

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.