Answer:
16
Explanation:
16 yd²
The total surface area is the sum of the area of the square base and the 4 triangular sides.
SA = s² + 4 × bh/2
SA = (2 yd)² + 4 × (2 yd)(3 yd)/2
SA = 4 yd² + 12 yd²
SA = 16 yd²
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