I think you can plus like 180 plus that or 180 minus butttt it’s bc the angle looks like a “C” so you plus
Answer:
quadrant 4
Step-by-step explanation:
Answer: x = 9
Step-by-step explanation:
The sum of three interior angles of a triangle is 180°.
(9x - 3) + (6x) + 48° = 180°
9x - 3 + 6x + 48 = 180
15x + 45 = 180
15x = 135
x = 9