+0  
 
0
128
1
avatar

The diagram above shows two congruent right triangles 12-16-20 overlapping to form a dark blue region.

Find the area of this dark blue region.

 

 Jul 1, 2020
 #1
avatar+1440 
0

The horizontal leg of a dark blue triangle is 12, and the other leg is  12 * arctan(12/16)  smiley

 Jul 2, 2020

15 Online Users

avatar
avatar