What is an 180 degress rotation?

The difference between the greatest number and the least number in a set of data? What percentage of 112 is 92? What is a eighteenth note? 3.3 is 10 percent of what number? What are 5 reasons summits increase every year? What is a predictable arrangement of shapes called? How many zeros does 2.15 million dollars have? How much is1.24 hactor? What are some examples of suicidal dialog? What unit does the y-axis of a graph gives? What is the range of the equation y equals x2 plus 4? How do you calculate water percentage? What are the chances of getting in a plane crash? Why do you need conjectures in math? How many tens are there in 9 and 3? What is the relationship between two quantities in which one quantity depends on the other? What is equivalent to 18 over 42? What is the average hat size of a 4 and 5 year old? How many cubic inches are a cubic centimeter? What are good maths warm up games?