Expresa con números enteros las siguientes situaciones y señala con el signo + los enteros positivos y con signo - los enteros negativo. B-5 centímetros sobre el nivel del mar

porfa ayuda esta tarea es para hoy

Which best explains why this triangle is or is not a right triangle?

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer