D. Intersecting lines and lines that have the same equation.
Hope this helps :)
<span>3x+4=y+5, then y+5=3x+4
It is called: reflexive property
-----------------------------
</span>
<span>x = y and y = 10, then x = 10
It is called: equality substitution property
</span>
Five times the number x plus two
C. You would first have to divide A by Pi, then take the square root of r, in order to get r by itself.
Simple use the cuboid volume formula for each of them