Choice D, because you would have to divide 3 1/2 by 2 to find the answer
the rest are either subtraction or multiplication
Answer:
34 in²
Step-by-step explanation:
Use the formula A = (a + b)(h/2)
Then plug in the numbers
A = (12+5)(4/2)
A = 17(2)
A = 34
Answer is 7/3