Inverse Trig Functions with Reference Triangles
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation would you use to solve for the unknown angle?
x = sin–1(4/5)
x = cos–1(4/5)
x = cos–1(5/4)
x = tan–1(4/5)
Tags
CCSS.HSG.SRT.C.8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation would you use to solve for the unknown angle?
x = tan–1(24/7)
x = tan–1(7/24)
x = tan–1(25/7)
x = tan–1(7/25)
Tags
CCSS.HSG.SRT.C.8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation would you use to solve for the unknown angle?
x =cos–1(68/85)
x = cos–1(85/68)
x = cos–1(51/85)
x = cos–1(85/51)
Tags
CCSS.HSG.SRT.C.8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation would you use to solve for the unknown angle?
x = sin–1(56/70)
x = sin–1(70/56)
x = sin–1(70/42)
x = sin–1(42/70)
Tags
CCSS.HSG.SRT.C.8
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation could be used to solve for the unknown angle?
x =sin–1(25/24)
x = sin–1(24/25)
x = sin–1(25/7)
x = sin–1(7/25)
Tags
CCSS.HSG.SRT.C.8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What would you use to solve for the missing angle?
Regular Trig
Inverse Trig
Pythagorean Theorem
All angles in a triangle add up to 180
Special Right Triangles
Tags
CCSS.HSG.SRT.C.8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Choose the correct ratio.
sin-1(9/20)
cos-1(9/20)
tan-1(9/20)
cos-1(20/9)
Tags
CCSS.HSG.SRT.C.8
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