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Algebra 2 fill-in-the-blank worksheet on trigonometric functions with definitions of unit circle, sine, cosine, and tangent.
Worksheet

Algebra 2 Unit 10.1: Trigonometric Functions

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About:

This printable Algebra 2 worksheet uses a fill-in-the-blank format to reinforce definitions of foundational trigonometric concepts. Students complete sentences about unit circles, radian measure, the three primary trigonometric functions (sine, cosine, and tangent), and how they relate to right triangles. Works well for vocabulary review, early-unit practice, or a quiz on trigonometric terminology.

Subject:
Math
Topic:
Trigonometry
Grade Level:
12th Grade
Updated September 2025

Word Bank

  • unit-circle
  • plane
  • center
  • radius
  • circumference
  • radians
  • Trigonometric-functions
  • angles
  • lengths
  • right
  • opposite
  • hypotenuse
  • sine
  • adjacent
  • triangle
  • cosine
  • Tangent
  • function

How to Use This Worksheet

Print this worksheet for classwork, homework, or independent practice. Click 'View Worksheet' to edit questions, adjust formatting, or add your own content before downloading.

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