Drag a number to each box to express 0.00364 in scientific notation

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Extra points! find the missing dimension! need asap

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project