A triangle has corners at #(4 ,6 )#, #(2 ,9 )#, and #(7 ,5 )#. What is the area of the triangle's circumscribed circle?
1 Answer
Jul 11, 2018
The area of the triangle's circumscribed circle
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: