What is a 3d shape with 1 vertex?

Do all quadrilaterals have at least 1 right angle true or false? Is 16 inches more than 1 foot? What is the standard commission on the sale of 1000 tons of gold? What is 18 March 2011 in roman numerals? Does M means millions? Why integers need an extension? What is 27 003 617 in expanded form? How many types of problems are there in problem solving? If a car traveled one mile in 60 seconds how fast was it traveling? How many degrees are shown at 10 o'clock? What is the circumference of 42mm? What food will be like in 10 years time? Is 829 a prime number? How many syllables are in the word accompany? Minutes in a year? What is the measurements for a pencil? What is an analogy of scanty? How can you use replete in sentence? Which property says that the product of a group of quantities is not dependent on the order in which the quantities are multiplied? What is 200 by 25?