
Trygonometria.
Authored by Malwina Górczyńska
Mathematics
9th Grade
Used 2+ times

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18 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
cos α =
a/b
a/c
b/c
c/a
2.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
tg α =
a/b
a/c
b/c
c/a
3.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
tg45°=
4.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
sin30°=
5.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
cos45°=
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ile równa się cos α wiedząc, że |AC| = 8, |BC| = 6 ?
8/10
6/10
8/6
6/8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaka są miary kątów α i β, jeśli cos β = 0,9336, sin α = 0,2924 ?
β = 17o , α = 69o
β = 17o , α = 21o
β = 69o , α = 73o
β = 21o , α = 17o
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