Site announcements

Question/Quiz/Poser/Quandry/Investigation...

 
Picture of Craig Blair
Question/Quiz/Poser/Quandry/Investigation...
by Craig Blair - Thursday, 21 November 2019, 10:55 AM
 


The 100×96 rectangle is cut up into four triangles. 

Three of the triangles have perimeters of 300, 224, and 168, as indicated by the numbers inside them.

What is the perimeter of the remaining orange triangle?

  • 280
  • 300
  • 320
  • 340

Click here for solution