Answer:
The mean number of children is 3.
Step-by-step explanation:
You re write the equation, so when the equations are added one of the variables are eliminated
Answer:
Step-by-step explanation:
A tree that is 100 feet tall casts a shadow that is 150 feet long ...
The angle at which the ray of the sun hit the ground is that which has a tangent equal to 100 / 150 or 2/3. This angle is equal to 33.69. Thus, the answer is letter B. 34°
Answer:
Quadratic because the y values go up and then down. None of the other options can do that.