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ZACH: Our virtual house design is looking pretty cool. There’s something missing though. KAYLA: Some windows might be nice. ZACH: Oh yeah, I designed some earlier. ADA: To build the windows, you need ...

A sector is a fraction of a circle. The angle in the sector is a fraction of 360°. This sector has an angle of θ°. The fraction of the circle is \(\frac{θ}{360}\) The area of the sector will be ...

Around 250 B.C., the Greek mathematician Archimedes calculated the ratio of a circle's circumference to its diameter. A precise determination of pi, as we know this ratio today, had long been of ...

Back in August, Duolingo officially announced its new Math app following a teaser in 2021. Now Duolingo Math is finally available on the App Store for iPhone and iPad users – and as the name suggests, ...