Hi,
I am doing the following problem:
They give the answer and all of the steps, but there's one thing I don't understand:
Why is the diagonal 4R? Why isn't it 2R?
Thank you,
Air conditioner
Hi,
I am doing the following problem: View attachment 28341
They give the answer and all of the steps, but there's one thing I don't understand:
Why is the diagonal 4R? Why isn't it 2R?
Thank you,
Air conditioner
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