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trapezoid area and perimeter

problem: trapezoid area and perimeter 


shape of trapezoid: a = 47 m, b = 26 m, c = 22 m, d = 19 m, h = 21 m
calculate: area and perimeter 
  

 

answer: trapezoid area and perimeter 


 a) area:
 
area: A = (a + c) • h 
                     2 
 
area: A = (47 + 22) • 21
                        2
  
area (A) = 724,5 m² 
 
answer: The area of the trapezoid is 724,5 m².

 

b) perimeter
 
perimeter: p = a + b + c + d 
 
perimeter: p = 47 m + 26 m + 22 m + 19 m 
 
perimeter (p) = 114 m
 
answer: The perimeter of the trapezoid is 114 m