Answer: 33 square yards
Explanation: To solve this, we must first add both bases together, 1.5 and 4.
1.5 + 4 = 5.5
Next, we must multiply 5.5 and 12
12 x 5.5 = 66
The last step is to divide our product by 2, similar what we do to triangles.
66/2 = 33
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Hope this helps!!