I thinks its B and A both
99.78 is a irrational (sorry had to double check this one) number.
Square root of 3 is not rational it is irrational.
-11/6 is a rational number
3n is a rational number.
square root of 16 is a rational number.
Definition of irrational numbers: But some numbers cannot be written as a ratio of two integers...they are called Irrational Numbers.
Definition of rational number: A Rational Number can be made by dividing two integers. An integer is a number with no fractional part
Answer: YES!
<u>Step-by-step explanation:</u>
Assuming ABCD is a parallelogram, the opposite sides are parallel
AB║DC and AD║ BC
6x +30 -3x +6 =12x +18
3x +36 =12x +18
3x-12x = 18 -36
-9x = -18 | -1
9x =18
x= 18/9
x=2
Hope this helps :) with your problem
