Stefan is laying carpet in his hallway. Use this to answer parts a and b.
2 ft
2 ft
5 ft
10 ft
8 ft 6 in.
3 ft 6 in.
Question content area bottom
Part 1
a. Stefan wants to decompose his hallway into the fewest number of quadrilaterals possible. What shapes will he decompose it​ into?
He will decompose it into
2 trapezoids.
Part 2
b. How many square feet of carpet does Stefan ​need?
  
enter your response here square feet
​(Simplify your​ answer.)