The bottom end of a ramp at a warehouse is 10 feet from the base of the main dock and is 11 feet long. how high is the dock, rounded to the nearest hundredth? answer the question in the box below, showing all the work.

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post

It should be a or d i’m not sure