<span>The cross section of the shape is a triangle.
So B.triangle should be your answer
Hoped this helped :D</span>
Answer:
(-3,-4)
Step-by-step explanation:
The vertex is the minimum or maximum or a parabola.
This is an upward opening parabola, so it has a minimum.
The minimum is (-3,-4)
Answer:
Choose every tenth student entering the school and ask them if they like the dress code or not.
Step-by-step explanation:
This is a question of sampling. We need to make non-biased predictions using non-biased data. We can sample from every tenth student to stay proportional. Sampling many students can collect more data and can help keep the data non-biased.
If my answer is incorrect, pls correct me!
If you like my answer and explanation, mark me as brainliest!
-Chetan K
, what is 
in terms of x and y?