Determine whether a triangle can be formed with the given side lengths. If so, use Heron's formula to find the area of the triangle. a = 240 b = 127 c = 281 No triangle is formed. 21,237.83 21,223.73 15,183.77

Question

Determine whether a triangle can be formed with the given side lengths. If so, use Heron's formula to find the area of the triangle.   a = 240  b = 127  c = 281   No triangle is formed.   21,237.83   21,223.73   15,183.77

anonymous · Answer

If a,b,c are the sides of a triangle,then
a+b>c,where a,b and c are any two sides or sum of any two sides is greater than third.
2s=a+b+c
$$area=\sqrt{s \left( s-a \right)\left( s-b \right)\left( s-c \right)}$$