A rare, inscribed copy of Martin Luther King memoir has fetched more than £2,500 at auction after turning up in a charity shop. The inscribed first-edition copy of Stride Toward Freedom had initially ...

A Golden Rectangle is inscribed within a right triangle. The Golden Rectangle has an area of 234,000 square centimeters. Given θ = 29.98681461 degrees, find the area of the blue triangle. A correct ...

An understanding of how to use Pythagoras’ theorem to find missing sides in a right-angled triangle is essential for applying the theorem in different contexts. (3,1) is the coordinate that is 3 along ...

Registration for the 48th session will only be possible on this official webpage. No other channel, link or registration form should be used. Note that UNESCO does not charge any fee during the ...