Do it by your self ok ???
Answer:
B = -3
Step-by-step explanation:
Answer:
<em><u>y = 4 and x = 9</u></em>
Step-by-step explanation:
I hope this is correct
Answer: The sum of the measures of the interior angles of a polygon is always 180(n-2) degrees, where n represents the number of sides of the polygon. The sum of the measures of the exterior angles of a polygon is always 360