What does calcophony?

Which line which is parallel to the line that passes through the points -2 4 and 0 -4? What is the approximate width of the galactic core through its long axis? What is the decimal equivalent of 451 1000? What operation is used to bigger unit to smaller unit? What is the standard treatment of acute injuries? What is cosine's law how can solve this type of question? What is an example of the pythogorean theorem? What is 3divied by 7? What is the key signature for D harmonic minor in bass clef? How do you make the answer 2 with only 4 fours? Is it true that some isosceles triangles are equilateral? What times 3 is 1440? What does a 5 percent sugar solution mean? What is a high IQ scores? What do you need to multiply 0 by to get 270? What comes before t? If a boy got 62.5 percent in an examination whose maximum marks is 700 .How many marks he obtained? -3k plus 10 equals k plus 2? What is the speed of a walking person in meters per second if the person travels 1000 meters in 20 minutes? What comes before octillion?