The answer is B. And I am not that sure about my answer, but it has to be the correct answer for what you put. THANK YOU!!!!
Answer:
A triangle.
Step-by-step explanation:
The plane would pass through opposite sloping faces of the pyramid and through the base; the shape formed is a triangle.
Answer:

Step-by-step explanation:
Given

Required
Determine g(x), if f(x) is reflected across the y axis
<em>When a function (x,y) is reflected across the y axis, the new function becomes (−x,y).</em>
<em />
In other words,

Calculating f(-x)


Substitute g(x) for f(-x)

<em>Hence;</em>

Answer:
4
Step-by-step explanation: