Triangle MNO is shown.

Which triangle can be shown to be congruent to ∆MNO with only the given information?

A sequence of translations maps ∆ GHI to ∆ G’H’I’.
• ∆ GHI has vertices at G (-8,2), H (13,2), and I (-2,10)
• The coordinates of G’ are (-1,-3)

What are the coordinates of H’ and I’ ?

In the figure shown, L is the center of the circle, and PQ is a chord of the circle measuring 30 centimeters. (cm)

What is the length, in centimeters, of PL ?