The sum of the interior angles in any given quadrilateral is always going to be 360.
This means each angle inside the quadrilateral added up with always equal 360 degrees.
Hope this helps!
Brainliest is always appreciated if you feel its deserved! :)<span />

Let's find the slope considering the points (9 , 7) and (6 , 15)
it's addition i looked it up
Answer:
6x^2 -4x +8
Step-by-step explanation:
(6x^2 + 5) - (4x - 3)
Distribute the negative sign
(6x^2 + 5) - 4x + 3
Combine like terms
6x^2 -4x +5+3
6x^2 -4x +8