Answer:
C
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
all squares have 4 sides which is a quadrilateral.
Answer:
Since radical 45 is equal to radical 9 times radical 5, and because radical 9 is equal to 3 (since 9 is a perfect square), we can simplify radical 45 to 3 times radical 5
17.3 million smartphones were sold in 2009
Answer:
-9(5x+2)
Step by step explanation: