Please help I'm really struggling here! Work out and estimate the mean time it took the students. Round your answer to 2 significant figures.

Which statement explains how you could use coordinate geometry to prove that quadrilateral abcd is a parallelogram? -5 -4 -3 -2 -1 t 1 2 3 4 prove that all sides are congruent and have slopes that are opposite reciprocals prove that segments ad and ab are congruent and parallel prove that opposite sides are congruent and have equal slopes prove that segments bc and cd are congruent and parallel

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test