Area of a circle of Cnidus in the fifth century B.C. had found that the area of a disk is proportional to its radius squared. Archimedes used the tools of Euclidean geometry to show that the area inside a circle is equal to that of a right triangle whose base has the length of the circle's circumference and whose height equals the circle's radius in his book "Measurement of a Circle". The circumference is 2"r", and the area of a triangle is half the base times the height, yielding the area "r" for the disk. Prior to Archimedes, Hippocrates of Chios was the first
The Play That Goes Wrong 27 previews. A touring production began in Australia at the Comedy Theatre in Melbourne from February 2017, before heading to Adelaide, Sydney, Canberra, Brisbane and Perth. The play is touring North America, starting in September 2018 in Pittsburgh, Pennsylvania. "The Play That Goes Wrong" received positive reviews. Quentin Letts of the "Daily Mail" gave it five stars out of five, saying "As it all goes awry it becomes hard not to gas yourself with laughter. At one point I feared I was going to hyperventilate." Tim Walker of "The Telegraph" gave it four out of five stars and called it