Find the roots and the vertex of the quadratic on a calculator. Round all values to 3 decimal places (if necessary).
y = -x2 + 14x + 72
Roots:
and
Vertex: (
D
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In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition? a) 6 b) 8 c) 14 d) 20

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

Me n o w. i need t h i s. 10 points