The element gold occurs in which period? 4th 5th 6th 7th

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

Can (2,3 and square root 10) be sides ona right triangle?

Josephine has a great garden with and area of 2x2 + x - 6 square feet