If you travel 40 kilometers how far is it in miles? 18 19 20 !25 How many square yards are there in one acre? 2020 2424 4242 !4840 At what temperature is the boiling point of water on the fahrenheit scale? 100° 150° !212° 220° How many acres are there in one square mile? 224 240 480 !640 How many numbers would you find on a roulette wheel? 24 32 !37 45 What is the longest side of a right-angled triangle called? Acute Obtuse Perimeter !Hypotenuse What is the part between any two points of a circle known as? !Arc Radius Diameter Circumference What is 90 degrees also known as? !East West North South What is 180 degrees also known as? East West North !South What did Aristotle consider the ideal age for a woman to marry? 16 !18 20 22