Kristi travels by plane at an average speed of 387.5 mph for 2 hours and by car at an
average speed of 56.8 mph for 1.25 hours.
What was the total distance in miles Kristi
Traveled during this time?

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect