2. Octagonal prism with a height of 15 cm and a regular octagon apothem length of 4 cm.

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

Which of the following is the result of expanding

With alll of except for the 2 that i did already