A polygon has 25 faces and 36 edges. How many vertices does it have?.

The authors use the word “backbone” in lines 3 and 39 to indicate that

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.

How are students who take the writing portion of accuplacer graded?