Lesson Worksheet: Evaluating Trigonometric Function Values with Angles 30, 45, and 60 Mathematics

Practice

In this worksheet, we will practice finding the trigonometric function values for 30-, 45-, and 60-degree angles.

Q1:

Find the value of cossinsintantan6030−6060+30∘∘∘∘∘ without using a calculator.

  • A−1112
  • B1211
  • C1112
  • D−1211

Q2:

Find the value of 𝑋 given 9𝑋=606030costantan∘∘∘.

  • A136
  • B316
  • C14
  • D172

Q3:

Find the value of 1+603030tantancos∘∘∘.

  • A8
  • B83
  • C4
  • D38

Q4:

Find the value of costansin∘∘∘60−245−630.

  • A−134
  • B−234
  • C−194
  • D−94

Q5:

Find the value of 24530cossin∘∘.

  • A√62
  • B√63
  • C√22
  • D√24

Q6:

Find the value of tantansincos601−453060∘∘∘∘ without using a calculator.

  • A1
  • B−1
  • C√3
  • D12
  • E0

Q7:

Find the value of sincos𝑥+𝑦 given 𝑥 and 𝑦 are complementary angles in the ratio 21:. Give the answer to four decimal places.

Q8:

Find the value of tantan∘∘45−60.

  • A2
  • B−2
  • C32
  • D−32

Q9:

Find the exact value of sin30∘.

  • A12
  • B√32
  • C1√3
  • D1√2

Q10:

Find the exact value of tan30.

  • A√3
  • B√33
  • C1
  • D√32
  • E12

This lesson includes 18 additional questions and 226 additional question variations for subscribers.

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