- A13 sq m
- B15 sq m
- C17 sq m
- D12 sq m
Step-by-Step Solution
Wall = sq m. Door = sq m. Paint = 15 − 2 = 13 sq m. (12 subtracts 1 + 2 = 3 instead of the door's area.)
Answer: A) 13 sq m
A wall 5 m long and 3 m high has a door 1 m wide and 2 m high. What area of the wall needs paint?
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