Me pueden ayudar porfavor traza la correspondencia correcta que existe entre los elementos del primer conjunto con los del segundo e identificar cuál de los dos es función animales género

águila. aves
elefante. mamíferos
caballito de mar reptiles
víbora peses
tucán
lobo
atún

meses Días

Enero 28
Febrero. 29
Marzo 30
Abril. 31
mayo
Junio
Julio ​

Runners run around the school's football field. the cross country coach determines that the width of the field is seventy yards shorter than the length. part a write an expression that represents the perimeter of the football field. let x represent the length of the football field. include parentheses in your expression. next, write an equivalent expression that does not include parentheses. what property or properties did you use to simplify? explain. part b the cross country coach later determines that the length of the football field is 120 yards. all students must run five laps. using your answer from part a, determine the actual number of yards that each athlete must run in the tryouts. in order to make the team, students must complete the laps in 6 minutes. how quickly must they run each lap?