Answer:
6
Step-by-step explanation:
Actually, the area of the square is 49 cm^2.
The length of one side is sqrt(49 cm^2) = 7 cm (answer)
Answer: 
Step-by-step explanation: Using the place value chart we can see that 2.7 means two and seven-tenths which can be written as the mixed number
.
Answer:
False
Step-by-step explanation:
x = 11/15
-x = -11/15
Since 11/15 is not equal to -11/15, in this case, x is not equal to -x.
Answer: False