Assertion: parallelogram | /r/HasProperty | the coordinates of the pointin
Facets:
Source sentences:
text: Prove thatLetbe a parallelogram in a coordinate plane with the verticesand).Let (x1,y1) be the coordinates of the pointin a coordinate plane,(x1,y1),(x2,y2) be the coordinates of the point(x2,y2),(x3,y3) be the coordinates of the point(x3,y3),