Which row of Pascal's triangle would you use to
expand (2x + 10y)15?
•
row 10
row 12
row 15
row 25
How many terms are in this expansion?

In the 30-60-90 triangle below side s has a length of and side r has a length

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.

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10