Answer:
D. None of the above
Explanations:
Note that the perimeter of a shape is the addition of all the outer lengths
1 cm on the graph represents 1 unit
The perimeter of the trapezoid shown is therefore calculated by summing up all the side lengths as shown below:
Perimeter = 4 + 4 + 7 + 4
Perimeter = 19
None of the given choices is correct