Right triangle trigonometry

Project ID: 
5000000011
Accepted: 
SubArea: 
Template: 
Question: 
The diagram shows a right-angled triangle with the right angle at the vertex C. Mark the appropriate fraction that defines the goniometric function in the triangle for each of the given goniometric functions.
Answer Header 1: 
ac
Answer Header 2: 
bc
Answer Header 3: 
ab
Answer Header 4: 
ba
Answer Header 5: 
ca
Answer Header 6: 
cb
Question Row 1: 
sinα=
Answer Row 1: 
1
Question Row 2: 
sinβ=
Answer Row 2: 
2
Question Row 3: 
cosα=
Answer Row 3: 
2
Question Row 4: 
cosβ=
Answer Row 4: 
1
Question Row 5: 
tgα=
Answer Row 5: 
3
Question Row 6: 
tgβ=
Answer Row 6: 
4
Question Row 7: 
$\mathrm{cotg}\,\alpha=$
Answer Row 7: 
4
Question Row 8: 
cotgβ=
Answer Row 8: 
3