(x+4)²=-63
....brainliest would be appreciated
Step-by-step explanation:

Answer:
sixty-eight and ninety-four hundredths
Step-by-step explanation:
If you look at the attached graphic, you will see that the altitude (or height) of an equilateral triangle is:
Height = side length * sq root (3) / 2
Area = side^2 * sq root (3) / 4
I believe the answer is: By using the point slope formula, which states that a given point (x1, y1) and a slope m, the equation of the line can be written as y - y1 = m(x - x1)