Someone help me with this please, I really need help, and it's due tmrw...PLEASE

What is the area of triangle pqr on the grid? a triangle pqr is shown on a grid. the vertex p is on ordered pair 7 and 6, vertex q is on ordered pair 1 and 6, and the vertex r is on ordered pair 4 and 2. 5 square units 6 square units 10 square units 12 square units

What is the value of x in the diagram below?

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0