Polygons
 

Polygons problem 9


Given the rectangle ABCD with length and width and the line EB measures .


  • Calculate the area of the rectangle.

  • Cut the triangle EBC from the rectangle and move it to the left, as shown in the figure. Which shape is thus formed? Justify your answer.



  • Calculate the area of the figure FECD. What do you find out?


 

material editor: Azeez Adesina