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liamteo2279
The answer is c
The are of the trapezoid is c bc that’s the answer I got and it was right
billgkgk

Answer: 105 cm²

Step-by-step explanation:

The formula is given.  b₁ and b₂ are the bases, (parallel top and bottom lines) add those together 18 +24 =42 then divide by 2 (that gives the average width) 42/2 = 21

Then multiply by the given height: 5

5 × 21 = 105