Define Real Number: Define what a real number is.A real number is any number that can be found on the number line. This includes both rational numbers (such as 7, 0.5, and −43) and irrational numbers (such as 2 and π).
Locate Number 8: Determine if 8 can be found on the number line.The number 8 is a whole number and can be located on the number line at a specific point 8 units away from 0.
Conclude Real Number: Conclude if 8 is a real number based on its placement on the number line.Since 8 can be found on the number line and does not involve any imaginary or undefined components, it is a real number.