Fill in the blank:
Polygons that have ALL sides and ALL angles congruent are called polygons.

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?