It’s A. An quadrilateral has four sides and four angles.
Answer:
<h3>-5(2q - 3)</h3>
Step-by-step explanation:

Answer:26.39
Step-by-step explanation:70-29.52-33.76+19.67=26.39
18² - 4 * 3 * 7 =240
x1 = (-b-root of 240)/2a = ............
x2 =(-b + root of 240)/2a = ........