A circular running track is 14 mile long. Elena runs on this track, completing each lap in 120
of an hour. What is Elena’s running speed? Include the unit of measure.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.