Answer:
12in squared
Step-by-step explanation:
Given:
A quadrilateral inscribed in a circle.
To find:
The values of a and b.
Solution:
A quadrilateral inscribed in a circle. So, the quadrilateral is a cyclic quadrilateral.
We know that the sum of the opposite angles of a cyclic quadrilateral is 180 degrees.



We know that the measure of arc is twice of measure of subtended angle on that arc.




Therefore, the value of a is 101 degrees and the value of b is 82 degrees.
2 centimeters
When you are measuring and object you use centimeters when you measure distance is kilometers or meter and when you are measuring liquid used millimeters
And if you are measuring a person or something big used meter
I hope It help