Does this graph represent a function? Why or why not? 10
8
8
4.
2
-10-B 8 4 2
B8
10
-
-8
-10
A. Yes, because it has two straight lines.
B. No, because it is not a straight line.
C. Yes, because it passes the vertical line test
O D. No, because it fails the vertical line test

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never