The diagram shows a triangle PQR XYZR is a parallelogram where
X is the midpoint or RP
Y is the midpoint of PQ
Z is the midpoint of QR
prove that triangle PYX is congruent to triangle YQZ

—the graph shows how fast a strand of human hair grows. how many inches would the hair have grown in 5 months

The surface area of the triangular prism is .

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π