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A pie chart is used to compare facts with each other visually in the form of a circle whereas pi is used for example in finding the area of a circle.
Its the 16th letter of the Greek alphabet Its pi day on March 14th Its value to two decimal places is 3.14 Its worked out by dividing the circumference of any circle by its diameter Its true value is probably infinity Its used in finding the area of a circle Its used in finding the circumference of a circle Its used in finding the volume of a sphere Its used in finding the surface area of a sphere Its used in finding the volume of a cone Its used in finding the curved surface area of a cone
You are finding the roots or solutions. These are the values of the variable such that the quadratic equation is true. In graphical form, they are the values of the x-coordinates where the graph intersects the x-axis.
The "times" function in math is multiplication, or finding the product of two numbers.
Divide both the numeration and the denominator by their greatest common factor.