Answer:
y=68
Step-by-step explanation:
54=y−14
54+14=y
68=y
Answer:
15
Step-by-step explanation:
please give me brailiest
One solution A. Thats the correct answer
All four angles are exterior angles of the quadrilateral.
We know that the sum of exterior angles of any polygon is 360 ° .
So we can add together the four angles and solve for x:
(x+16)+(3x-1)+6x+5x = 360
15x+15=360
15x=345
x=345/15=23 °