Precalculus » D. Trigonometric Functions » D.2. Radian and Degree Measure

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Angle Measures

• Overview
• Determine the quadrant in which each angle lies
• Sketch the angle in standard position
• Find one positive and one negative coterminal angle
• Find the complement and supplement of each angle

Radian and Degree Conversions

• Overview
• Convert the angle from degrees to radians
• Convert the angle from radians to degrees
• Convert the degree angle measure from degrees-minutes-seconds to decimal form
• Convert the degree angle measure from decimal form to degrees-minutes-seconds

Arc Length, Area of Sector, Linear Speed, and Angular Speed

• Overview
• Find the arc length given radius and central angle
• Find the central angle given radius and arc length
• Find the area of the sector given radius and central angle
• Word Problems – find angular speed given revolutions per minute
• Word Problems – find linear speed given diameter and revolutions per minute