Two triangles are graphed below. Are the two triangles similar?

Using the completing-the-square method, find the vertex of the function f(x) = 2x2 − 8x + 6 and indicate whether it is a minimum or a maximum and at what point. maximum at (2, –2) minimum at (2, –2) maximum at (2, 6) minimum at (2, 6)

Find the value of the cosine for angle a

Find the midpoint m of z1=(8+5i) and z2=(12+3i)