Sunday, April 1, 2012

Hellooo everyone, hope all ya'll had a wonderful weekend.
Sooo because we are starting to learn trig this week im gonna refresh our minds on the trig chart :)

Sin 0 = 0
Sin 30 pi/6 = 1/2
Sin 45 pi/4 = square root of 2 over 2
Sin 60 pi/3 = square root of 3 over 2
Sin 90 pi/2 = 1

Cos 0 = 1
Cos 30 pi/6 = square root of 3 over 2
Cos 45 pi/4 = square root of 2 over 2
Cos 60 pi/3 = 1/2
Cos 90 pi/2 = 0

Csc 0 = undefined
Csc 30 pi/6 = 2
Csc 45 pi/4 = square root of 2
Csc 60 pi/3 = 2 square root of 3 over 3
Csc 90 pi/2 = 1

Sec 0 = 1
Sec 30 pi/6 = 2 square root of 3 over 3
Sec 45 pi/4 = square root of 2
Sec 60 pi/3 = 2
Sec 90 pi/2 = undefined

Tan 0 = 0
Tan 30 pi/6 = square root of 3 over 3
Tan 45 pi/4 = 1
Tan 60 pi/3 = square root of 3
Tan 90 pi/2 = undefined

Cot 0 = undefined
Cot 30 pi/6 = square root of 3
Cot 45 pi/4 = 1
Cot 60 pi/3 = square root of 3 over 3
Cot 90 pi/2 = 0

----Danielleee

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