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Geometry Chapter 9 Test Review: Classifying Angles and Trigonometry Concepts
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Review angles classification (Obtuse, Right, Acute) and trigonometric ratios. Solve practice problems to prepare for test.
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Geometry Chapter 9 Test Review: Classifying Angles and Trigonometry Concepts
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? Obtuse Check • ? • ?
> c2 is greater than, so “Obtuse”
Obtuse Right Check
= c2 is equal to, so “Right”
Obtuse Right Acute Check
< c2 is less than, so “Acute”
x = y = Check 15
x = y = Check 15 12
sin A = cos A = tan A = Check A SOH-CAH-TOA B sin B = cos B = tan B =
s= ÐR = ÐT = 17 28.1° 61.9° Check
T H s 8 O S R 15 A tan R =
<-2,-8> Check
<-2,-8> <4,1> Check
<-2,-8> <4,1> Check <2,3>
a= b = ÐA = 9 30° Check
a= b = ÐA = 9 30°
Component form = Check Magnitude =
Component form = Check Magnitude =
50 12 Check
50 12
Check Yes or No ??? 20 feet 17 in.
Yes or No ??? 240 in. 17 in.
30° 25 ft.
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