Lesson Worksheet: Evaluating Trigonometric Functions Using a Calculator Mathematics

In this worksheet, we will practice finding trigonometric function values using a calculator.

Q1:

Use a calculator to find sin6.4 to four decimal places.

Q2:

Use a calculator to find tan62.5 to four decimal places.

Q3:

Use a calculator to find cos56.3 to four decimal places.

Q4:

Calculate sin553824 giving the answer to four decimal places.

Q5:

Calculate cos803636 giving the answer to four decimal places.

Q6:

Calculate tan3848, giving your answer to four decimal places.

Q7:

Determine whether the following statement is true or false:

coscos25<10.

  • ATrue
  • BFalse

Q8:

Calculate sincos(1835)(1835), giving your answer to two decimal places.

Q9:

Calculate sincos(1835)+(1835), giving your answer to two decimal places.

Q10:

Calculate sincossin(31)+(25)(33), giving your answer to two decimal places.

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