Given that cos(x) = 1/2, find the value of cos(2x).

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x