Wk.1

Question 1

Sin

Answer 1

Opp/hyp
Csc

Question 2

Cos

Answer 2

Adj/hyp
Sec

Question 3

Tan

Answer 3

Opp/adj
Cot

Question 4

Reciprocal functions

Answer 4

Csc(theta)=1/sin(theta)
Sec(theta)=1/cos(theta)
Cot(theta)=1/tan(theta)

Question 5

How to convert to DMS

Answer 5

Add degrees and minutes then divide by 60. And divide the seconds by 3600.

Question 6

Complementary

Answer 6

90

Question 7

Supplementary

Answer 7

180

Question 8

Cofunction Identities

Answer 8

Sin(theta)=cos(90-theta)
Cos(theta)=sin(90-theta)
Tan(theta)=cot(90-theta)
Cot(theta)=tan(90-theta)
Sec(theta)=csc(90-theta)
Csc(theta)=sec(90-theta)