If you get it right then I’ll give you a cookie and make you brainliest (tap on the image to zoom in)

Answer:
150m^2
Step-by-step explanation:
To find the total surface area of the figure you need to first find the area of 1 square and times the product by the # of squares.
a=S x S
a=5m x 5m
a=25m^2
25m x 6=150m^2