Learn how to convert an angle in decimal form of degrees to radians

The video tutorial explains how to convert degrees to radians using a conversion ratio of π/180. It provides an example with 71.72 degrees, demonstrating the conversion process and discussing the challenges of reducing fractions. The tutorial also covers approximating the result and addresses potential calculation errors.

What is the conversion ratio used to convert degrees to radians?

• 90/π

• 180/π

• π/180

• π/90

Which mathematical operation is used to convert degrees to radians?

• Addition

• Subtraction

• Multiplication

• Division

Why might it be difficult to simplify the fraction when converting 71.72 degrees to radians?

• 71.72 is an irrational number

• 71.72 is not easily divisible by 180

• 71.72 is already in its simplest form

• 71.72 is a prime number

What is the approximate radian measure of 71.72 degrees?

• 0.75 radians

• 3.14 radians

• 2.5 radians

• 1.25 radians

What is the result of multiplying 71.72 by π and dividing by 180?

• 1.25

• 2.5

• 1.125

• 0.5