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BRAINLIST

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

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