Answer:
x = 99°
y = 91°
Step-by-step explanation:
For Cyclic quadrilateral, the sum of the opposite angles = 180°
Let's find x :-
x + 81° = 180°
x = 180 - 81
x = 99°
Let's find y :-
y + 89° = 180°
y = 180 - 89
y = 91°
Hope this helps you !
Answer:
9 minutes
Step-by-step explanation:
13. 9:55
14. 8:10
15. 1 hour 45 minutes
16. 3:05
180-80=100
Therefore, the two angles are each 50 degrees.
Here you go hopefully this helps you