12. If ATSR - ATFE, find the perimeter of ATFE.

Which of the following statements is not true? a. parallel lines are lines in the same plane that never intersect. b. congruent figures have the same shape and same size angles and sides. c. similar figures must have the same shape and the same size. d. a rotation is when you turn a figure around a certain point.

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.