Answer:
option 1
Explanation:
the polygon is made up of three squares
the area of the polygon is the sum of the area of the three squares
Area of a square = length²
a²
Area of the polygon = a² + a² + a² = 3a²
3a² = 27
a² = 27/3
a² = 9
a = 3
5.6m questions
7.3m answers