If an angle in standard position has its terminal side passing through the point on the unit circle, what is its measure in degrees?
Table of contents
- 0. Review of College Algebra4h 43m
- 1. Measuring Angles40m
- 2. Trigonometric Functions on Right Triangles2h 5m
- 3. Unit Circle1h 19m
- 4. Graphing Trigonometric Functions1h 19m
- 5. Inverse Trigonometric Functions and Basic Trigonometric Equations1h 41m
- 6. Trigonometric Identities and More Equations2h 34m
- 7. Non-Right Triangles1h 38m
- 8. Vectors2h 25m
- 9. Polar Equations2h 5m
- 10. Parametric Equations1h 6m
- 11. Graphing Complex Numbers1h 7m
1. Measuring Angles
Angles in Standard Position
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Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
Given two angles in standard position, = and = , what is the measure of the angle formed by rotating from the initial side of to the terminal side of in the positive (counterclockwise) direction?
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Verified step by step guidance1
Identify the given angles: \( m_1 = 27^\circ \) and \( m_2 = 25^\circ \). These angles are in standard position, meaning their initial sides lie along the positive x-axis.
Understand that the problem asks for the measure of the angle formed by rotating from the initial side of \( m_2 \) to the terminal side of \( m_1 \) in the positive (counterclockwise) direction.
Since both angles are measured from the positive x-axis, the angle formed by rotating from \( m_2 \) to \( m_1 \) counterclockwise is found by subtracting \( m_2 \) from \( m_1 \):
\[ \text{Angle} = m_1 - m_2 \]
Calculate the difference (without final numeric evaluation here) to find the measure of the angle formed by the rotation.
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