See attached picture for the answers:
Given:
In the circle,
and
.
To find:
The following measures:
(a) 
(b) 
Solution:
According to the central angle theorem, the central angle is always twice of the subtended angle intercepted on the same same arc.




In a cyclic quadrilateral, the opposite angles are supplementary angles.
UVWX is a cyclic quadrilateral. So,
[Opposite angles of a cyclic quadrilateral]
Now,
[Opposite angles of a cyclic quadrilateral]
Therefore,
and
.
Answer:
I am pretty sure its y={5}/{4}x-5
Step-by-step explanation:
$10.13
4 1/2=4.5
4.5x2.25=10.125
10.125 rounds to 10.13