Which number should replace the ç to make the subtraction problem correct? 9.866 - 7.97ç 1.889 can someone explain how to get the answer please and hurry!!!

Which table represents points on the graph of h(x) = 3√-x+2?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

An octagonal prism has jow many lateral faces?