In the accompanying figure, triangle abc has coordinates a(0,3), b(7,3), c(7,7). what is the area of triangle abc in square units?

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

Aubrey read 29 books and eli read 52 books what number is equal to the number of books aubrey read?