Answer:
A
Step-by-step explanation:
If a parallel line is perpendicular to the other line, the line parallel to the first line is also perpendicular to that line.
Answer:

Step-by-step explanation:
use FOIL
F-firsts

O-outer

I-inner

L-lasts


(2m+3)(m-3)
Answer:
False.
Step-by-step explanation:
The sides of a triangle rule asserts that the sum of the lengths of any two sides of a triangle has to be greater than the length of the third side. However, 8+6=14 is less than 15. Hence, the triangle cannot be formed.
Answer:
You can't add these because they are different variables
Step-by-step explanation:
Answer:
Hope this solution helps you