What is the area of this circle?

X2 + y 2 = 36 x + y = 6 solve the system of equations.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.