Answer:
444
Explanation:
There are 9 surfaces to this shape. You find the area of each shape:
Bottom rectangle (16)(5) =80
Front rectangle (16)(4) = 64
Back rectangle (16)(4) = 64
Right side rectangle (5)(4) = 20
Left side rectangle (5)(4) = 20
Top right rectangle (10)(5) = 50
Top left rectangle (10)(5) = 50
Front top triangle (1/2)(16)(6) = 48
Back top triangle (1/2)(16)(6) = 48