Answer:

Step-by-step explanation:
2 sqrt(3) -2sqrt(3)
this is rational because it is zero
Dimension of an equilateral
The area of the enlarged garden will be 4,225 feet
Answer:
B. cosθ ≠ 0
Step-by-step explanation:
As we notice, tanθ is a fraction. Fractions are undefined when the denominator is equal to or approaching 0 because one cannot divide by zero. Thus, the denominator in this case is cosθ, and therefore it cannot equal zero for the equation to be true.