What is 2.3 rounded to the nerest hundred?

Can a triangle and a pentagon tessellate together? How do you write fifty-three hundred dollars? What is induction in math term mean? How is the Nicol prism used as an analyzer and polalyser? How much is 0.12 inches? How many centimeters is 5.1 feet? When JFCs consider incorporating combinations of contiguous and noncontiguous AOs with linear and nonlinear operations they choose the combination that fits the operational environment and the purpose? What is the answer if circle is a line that intersects a circle at 2 points? What are the solutions of the equation x2-x equals 30? What is a comparison of two equal ratios? 180 days starting in June is how many months? What is 5.012 in a fraction? What are the syllables in the word precious? How many inches is in ten centemeters? Where in the bible does it say to thank God for the first breath in the morning? What is 5.75 times 5.5? How many feet in 20 acres if standard rectangle? How do you find out if a number is divisible by something? What is the probability of choosing a heart if the first card drawn without replacement a spade? When were rational numbers first used?