Give all possible names for each angle shown. calculation tip: in angle abc, b is the vertex.

What number must you add to complete the square x^2+12x=16

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

True or false look at the picture pls : /