+0  
 
0
90
1
avatar

grogg splits an 11-gon into triangles by drawing all the diagonals from one vertex. miraculously, each of these triangle has area 15. what is the area of the original 11-gon

 May 27, 2021
 #1
avatar
0

There are 11 triangles, so the area of the 11-gon is 11*15 = 165.

 May 27, 2021

12 Online Users