Answer:

Step-by-step explanation:

express b^-4 with a positive exponent using:



Six hundred three thousand four hundred seventy-eight
First off, the area of the circle would be 78.54
Now, you would do (area of the triangle)--- AT-78.54=answer
I don't know how to find the area of the triangle with just the circle's radius, so this is all I can do. I'm sorry!