unit circle
Chinese equivalent: 单位圆
unit circle A circle with radius 1, often used to define trigonometric functions for any angle.
Syllabus path: Functions › Basic Elementary Functions › Trigonometric Functions
CSCA Exam Prep
This term is aligned to the CSCA undergraduate admissions exam syllabus. Continue with the linked tutorial and topic practice.
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CSCA Mathematics Exam Glossary
Definition
unit circle A circle with radius 1, often used to define trigonometric functions for any angle.
Related tutorial and examples
Trigonometric Functions
Trigonometric Functions 1. Core Concepts Trigonometric Functions relate angles to side ratios in right triangles and coordinates on the unit circle. CSCA focuses on Sine ( sin ), Cosine ( cos ), and Tangent ( tan ). Unit Circle Definition: For a point P(x, y) on the unit circle c…
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