The area of an acute-angled triangle ABC is 12. Given that #a = 5# and #b=8#, what is length #c#?
2 Answers
Oct 9, 2017
Not possible to solve for an acute triangle.
Explanation:
Oct 10, 2017
We know the area of the
Inserting the given values we get
So
Now
Now
So
Hence triangle cannot be acute-angled.