Answer:
568 yd^2
Explanation:
It'd be clearer to your readers if you'd please write this as "find the surface area of a 14yd by 6yd by 10yd prism.
Top and bottom are 2(84 yd) = 168 yd^2 in area
Left and right ends are 2(60 yd)^2
Front and back are 2( 140 yd)^2
Total surface area: 568 yd^2