Here's the question you clicked on:
stupidinmath
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The area of the shaded region in this case is equal to the circumference of a circle with a radius of half of one side of the square, namely 5 cm. ^-^
oh, I see, so clear, thanks :) let me solve it then
10pi.. is that right?
Yeah, 10pi is correct. xD When I saw 25pi, I decided to double check that I remember the formula correctly. XD
yeah, i put the wrong one a while ago. yes, thank you so much :))