Answer: a (see explanation below) .b.) rhombus .c) trapezoid in USA or trapezium elsewhere in the world
Step-by-step explanation:
For a.) Draw a horizontal from the bottom vertex, extending 2 units to the right. Then form a triangle by connecting a line from the right end of that line up to the right angle at the top of the original triangle
Consider this option: 1. the equation of given line is y=-x-3 (it is easy to find it using points (0;-3)&(-3;0)). 2. according to the equation of line: y≥-x-3