If de has endpoints d(-1,6)and e(3,-2),then the midpoint m of de lies in quadrant1

An angle that measures between 90 and 180° is called a(,

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.

Which of the following are accepted without proof in a logical system? check all that apply.