Uma pista de atletismo tem a forma circular e seu diâmetro mede 93 m. Um atleta treinando nessa pista deseja correr 7 km diariamente. Determine o número mínimo de voltas completas que ele deve dar nessa pista a cada dia

Which of the following of the following sets of side lengths could not form a triangle?

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 parabolas opens down?