Vertices of a rectangular piece of land are located at (-3,-8), (-10,-8),(-10,-1), and (-3-1) on a coordinate drawing. If the fencing costs $25 per unit of length what is the cost of the material

Which best explains why this triangle is or is not a right triangle?

The measure of an angle is 117°. what is the measure of a supplementary angle?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth