math
posted by Anonymous .
The diagonals of a rhombus PQRS intersect at T. Given that P (2,2), Q(3,6), R(1,5):
a. draw the rhombus PQRS on the grid provided
b. State the coordinates of T.

T is the midpoint of segment PR, or
T((21)/2,(2+5)/2)=T(1/2,7/2)