Using Pythagorean theorem, the answer should be D
Here are the answers. Hope it helps.
Answer:
1
Step-by-step explanation:
Multiply -4 with 2x and -7
Then collect like terms
Divide both sides by the co-efficient of x
5 is correct and 6 is 1/2
The line that is being constructed in the series of diagrams provided is perpendicular.