D(7, 3), E(8, 1), and F(4, -1)
We calculate the squared distances between the points:



Since
we have a right triangle with hypotenuse DF.
Answer:
Although New Orleans is usually credited with being the birthplace of jazz, similar music also began happening not long after in other cities, including Chicago, Kansas City, and Saint Louis.
Step-by-step explanation:
hope it helps but it is not all the answers .
Answer:
x = 14
Step-by-step explanation:
Given
= 12
Multiply both sides by 3 to clear the fraction
2(x + 4) = 36 ( divide both sides by 2 )
x + 4 = 18 ( subtract 4 from both sides )
x = 14