Trigonometry - Angle (or Arc) (Alpha - α)

About

(tri)angle

Angle is counted in the Babylonian numeral system, base-60. (360 degrees in a circle)

Articles Related

Illustration

with the identity function

Function

• Trigonometry - (Sine|Sinus)
• Trigonometry - (Cosine|Cosinus)
• Trigonometry - Tangent
• Trignometry - Identity function (sin2+cos2=1)

Unit

• (Turn|Cycle|Revolution|Full Circle|Complete Rotation) - 360 degree
• degrees
• minutes
• seconds

Notation

10°25'59" 

where:

• 10 degrees
• 25 minutes
• 59 seconds

Right

Right angle = 90 degree