A triangle has corners at #(9 ,5 )#, #(2 ,3 )#, and #(7 ,4 )#. What is the area of the triangle's circumscribed circle?
1 Answer
The area of the triangle's circumscribed circle is:
Explanation:
Let ,
Using Distance formula ,we get
Using cosine Formula ,we get
We know that,
Using sine formula:we get
So , the area of the triangle's circumscribed circle is: