How to evaluate an angle in degrees and minutes with a calculator cosine

The video tutorial explains the importance of understanding homework topics as they may appear in tests. It focuses on converting angles and minutes into decimal degrees, demonstrating the process using a calculator. The tutorial emphasizes the importance of not rounding numbers until the final step and provides guidance on using a calculator for cosine calculations. The lesson concludes with a discussion on rounding to three decimal places.

Why is it important to understand how to convert angles in degrees and minutes to decimal degree form?

• It might appear in tests or quizzes.

• It is used in history exams.

• It helps in solving algebra problems.

• It is necessary for understanding calculus concepts.

How do you convert 23 minutes into a decimal?

• Subtract 60

• Divide by 60

• Multiply by 60

• Add 60

What is the first step before typing in the cosine of an angle in a calculator?

• Ensure the calculator is in standard mode

• Ensure the calculator is in scientific mode

• Ensure the calculator is in radian mode

• Ensure the calculator is in degree mode

What is the default rounding measure mentioned by the teacher?

• To the nearest tenth

• To the nearest whole number

• To the nearest hundredth

• To the nearest thousandth

What is the approximate value of cosine for 19.383 degrees as calculated by the teacher?

• 0.953

• 0.943

• 0.963

• 0.933