How many Spanish-speaking countries celebrate their independence on or around the 15th of September?

Describe a situation where you heard another language being spoken. did you know what language it was? were you able to understand what you heard? write a four- or five-sentence paragraph, in english, that describes this experience. write in english.

No debemos el medio ambiente. a. contaminar b. preservar c. desechar d. cumplir

In the diagram, which must be true for point d to be anorthocenter? o be, cf, and ag are angle bisectors.be 1 ac, ag 1 bc, and cf 1 ab.be bisects ac, cf bisects ab, and ag bisects bc.be is a perpendicular bisector of ac, cf is aperpendicular bisector of ab, and ag is a perpendicularbisector of bc.