there are more than three ways to solve this proof , but i don't know how to solve it
a triangle m n l ,prove that :
1/n sin L + 1/l sin M + 1/m sin N =K/A
where K is half of the triangle's perimeter and A is the triangle's area
there are more than three ways to solve this proof , but i don't know how to solve it
a triangle m n l ,prove that :
1/n sin L + 1/l sin M + 1/m sin N =K/A
where K is half of the triangle's perimeter and A is the triangle's area