Insert parentheses in the expression 4+2x2x2-5x2 in two ways so that the value is 10 and the other is 14

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Using the figure below, select the two pairs of alternate interior angles.a: point 1 and point 4 b : point 2 and point 3 c: point 6 and point 6d: point 5 and point 7

This circle is centered at the origin, and the length of its radius is 6. what is the circle's equation? a. x^2+y^2=36 b x^2+y^2=6 c x+y=36 d x^6+y^6=1