Answer:
(-2,-1)
Step-by-step explanation:
Reflecting a point over the y-axis means to have the point either to the right or left of the originial point.
Answer:

Step-by-step explanation:
Given: Perimeter of base of a pyramid = 12.8 m
Height of the pyramid = 12.5 m
To find: volume of a pyramid
Solution:
Perimeter of base of a pyramid = 12.8 m
As base of the pyramid is a square,
12.8 = 
side of a square = 
Area of a square (A) = 
Height of the pyramid (h) = 12.5 m
Volume of the pyramid = 
<h2>
Hello!</h2>
The answer is: the addition property
<h2>
Why?</h2>
Addition property states that:
if: 
Then,

So,
Let:

So,

Have a nice day!
Answer:
Hexagonal Prism
Step-by-step explanation:
8 faces
18 edges
12 vertices
1x+1x+2x=180
4x=180
x=45
45:45:90
Hope this helps!