We know that, Area of a Circle is given by : πR²
Where : R is the Radius of the Circle.
We can Notice that : The Given Figure is One - Fourth of the Circle with Radius 'R'

We can Notice that : The Quarter of the Circle is divided into 3 Equal Parts and The Shaded Region is One of the Equal Part.


You first have to make the denominators the same 1/7x3/3 and 1/3 X 7/7
3/21 + 7/21 = 10/21
the answer is 10/21
Answer:
B
Step-by-step explanation:
Hope this helps
Answer:

Step-by-step explanation:
Use the formula for the distance of a complex number from the origin on the complex plane.





The complex number that has a distance of
is
.