Find the center and foci of the ellipse:
16x2 + 25y2 – 64x – 50y - 311 = 0

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0