Worksheet: Evaluating Trigonometric Functions with a Calculator

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

Q1:

Find, to 4 decimal places, the value of tan3848.

Q2:

Calculate cos803636 giving the answer to four decimal places.

Q3:

Calculate sin553824 giving the answer to four decimal places.

Q4:

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

Q5:

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

Q6:

Find, to 4 decimal places, the value of tan732812.

Q7:

Calculate cos725548 giving the answer to four decimal places.

Q8:

Calculate sin274312 giving the answer to four decimal places.

Q9:

Calculate sin803712 giving the answer to four decimal places.

Q10:

Use a calculator to find tan38.8 to four decimal places.

Q11:

Use a calculator to find tan77.8 to four decimal places.

Q12:

Use a calculator to find cos71.8 to four decimal places.

Q13:

Use a calculator to approximate, to five decimal places, the value of cot𝜃 when 𝜃=0.75 radians.

Q14:

Use a calculator to approximate, to five decimal places, the value of cos𝜃 when 𝜃=2.2radians.

Q15:

Use a calculator to approximate, to five decimal places, the value of csc𝜃 when 𝜃=6 radians.

Q16:

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

Q17:

Use a calculator to approximate, to five decimal places, the value of sec𝜃 when 𝜃=2.9 radians.

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