Students were asked what their preferred after-school activity was. The graph below shows the results. If 210 people said they preferred to read and write, how many people in total were polled?

14% reading and writing
27% listening to music
24% watching tv
28% sports
7% others

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Secant ac and bd intersect at point e inside f what is the measure of aed if measurements cd equals 30 a b is 50 and cb is 170