
Quiz- Trig Ratio Complementary Angles, Special Right Triangles
Authored by Loida Vallar
10th Grade
CCSS covered

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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sin(20) =
sin(70)
cos(70)
tan(70)
cos(20)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
cos(43) =
sin(43)
sin(47)
1/sin(43)
cos(47)
Tags
CCSS.HSG.SRT.C.7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If sin x = 0.4352, then cos (90 - x) = ________.
0.5648
0.4352
2.2978
0.8106
Tags
CCSS.HSG.SRT.C.7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If cos (90 - x) = 0.866, then sin (x) = _______.
0.5
0.134
.866
0.0012
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sin (A) = (BC)/(AC)
What other trig ratio equals (BC)/(AC) in this triangle?
cos (C)
sin (C)
cos (A)
tan (C)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If sin x = cos y, what must be true about x and y?
Tags
CCSS.HSG.SRT.C.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If α and β are complementary angles, why is sin α = cos β?
Tags
CCSS.HSG.SRT.C.7
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