Equilateral triangle abc has a perimeter of 96 millimeters. a perpendicular bisector is drawn from angle a to side line segment b c at point m.
what is the length of line segment m c?

Abcd is a parallelogram. the diagram is not drawn to scale. if m

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

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