What is the diameter if the circumference is 14 cm?

What is the next perfect square 196? What does real number mean? How many meteres in 5 foot 4? How many quarts are in 53oz? In what ways do people use money? How many numbers between 1 to 100 are divisible by 2 but not 3? Im thinking of a 3d shape it has a square base it has 4 other faces which are triangles what is the name of the 3d shape? Which is greater -0.1 or -0.01? If you multiply or divide both sides of an inquality by a negative number you need to the inquality sign? How far does voice travel in 1 millisecond? What is 40 percent of 149.50? If b minus 4.75 equals 5.2 what is b? What is 1000000 written as a power of ten? Is a number is a whole number then it cannot be irrationalnaturalinteger or a rational number? In detail how do you convert units? Is there 2 ways to write roman numeral 4? What do you call plane figures that have 10 sides? Why do you square a number in a mathematical formula? What is the definition of parallel world? Which is an example of an situation where zero in not considered to be a significant number?