PQR is an isosceles triangle in which PQ = PR Mand N are points on PQ and PR such that angle MRQ = angle NQR.
Prove that triangles QNR and RMQ are congruent.

The rows and columns of lattice points in a three-by-three square array are evenly spaced one unit apart. how many distinct triangles with at least one side of length 2 units can be drawn using three lattice points for the vertices?

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36