What is the unit rate 1000 miles per second

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

5/6+7/8what is the answer sealsdbdbshd