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TEST BANK FOR Trigonometry 5th Edition by Cynthia Y. Young ISBN:978-1119742623 COMPLETE GUIDE ALL CHAPTERS COVERED 100% VERIFIED A+ GRADE ASSURED!!!!NEW LATEST UPDATE!!!!

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TEST BANK FOR Trigonometry 5th Edition by Cynthia Y. Young ISBN:978-1119742623 COMPLETE GUIDE ALL CHAPTERS COVERED 100% VERIFIED A+ GRADE ASSURED!!!!NEW LATEST UPDATE!!!!

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1

, CHAPTER 1 pn




Section 1.1 Solutions --------------------------------------------------------------------------------
pn pn pn




x1 1
x
 
p n p n p n pn p n p n p n

1. Solve for x:
p n pn pn p n pn 2. Solve for x:
p n pn pn p n pn



2 360∘ 4 360∘
360∘  2x, so that x 180∘ .
pn pn p n pn p n pn pn pn 360∘  4x, so that x  90∘ .
p n pn p n pn p n pn pn pn




x 1 2
x
3. Solve for x:   4. Solve for x:  
p n p n p n p n p n p n

p n pn pn p n pn pn p n pn pn p n p n pn



3 360∘ 3 360∘
360∘  3x, so that x  120∘ . (Not
pn pn pn pn p n pn pn pn pn 720∘  2(360∘ )  3x, so that x  240∘ .
pn pn pn pn pn pn pn p n pn pn pn p



e: The angle has a negative measure s
pn pn pn pn pn pn pn (Note: The angle has a negative meas
n p n pn pn pn pn p n



ince it is a clockwise rotation.)
pn pn pn pn pn ure since it is a clockwise rotation.)
pn pn pn pn pn pn




x5 7 x
 
p n p n p n pn pnp n p n p n

5. Solve for x:
p n pn pn p n pn 6. Solve for x:
p n pn pn p n pn



6 360∘ 12 360∘
1800∘  5(360∘ )  6x, so that x  300∘ .
pn pn pn pn pn pn pn p n pn pn pn 2520∘  7(360∘ ) 12x, so that x  210∘ .
pn pn pn pn pn pn pn p n pn pn pn




x 4 x 5
7. Solve for x:   8. Solve for x:  
pn p n p n p n p n p n p n

p n pn pn p n pn pn p n pn pn p n pn pn



5 360∘ 9 360∘
1440∘  4(360∘ )  5x, so that
pn pn pn pn pn pn pn 1800∘  5(360∘ )  9x, so that
pn pn pn pn pn pn pn




x  288∘ .
pn pn pn x  200∘ .
pn pn pn




(Note: The angle has a negative meas
p n pn pn pn pn pn (Note: The angle has a negative measur
p n pn pn pn pn pn



ure since it is a clockwise rotation.)
pn pn pn pn pn pn e since it is a clockwise rotation.)
pn pn pn pn pn pn




9. 10.
a) complement: 90∘ 18∘  72∘ p n pn p n p n a) complement: 90∘ 39∘  51∘ p n pn pn p n p n




b) supplement: 180∘ 18∘  162∘ p n pn p n p n b) supplement: 180∘  39∘  141∘ p n pn pn p n p n




11. 12.
a) complement: 90∘  42∘  48∘ p n pn pn p n p n a) complement: 90∘ 57∘  33∘ p n pn pn p n p n




b) supplement: 180∘  42∘  138∘ p n pn pn p n p n b) supplement: 180∘  57∘  123∘ p n pn pn p n p n




2

, Section 1.1 pn




13. 14.
a) complement: 90∘  89∘  1∘ p n pn pn p n p n a) complement: 90∘  75∘  15∘ p n pn pn p n p n




b) supplement: 180∘ 89∘  91∘ p n pn pn p n p n b) supplement: 180∘  75∘  105∘ p n pn pn p n p n




15. Since the angles with measures 4x∘ and
p n pn pn pn pn pn p n p n 6x∘ are assumed to be compleme pn pn pn pn pn




ntary, we know that 4x∘  6x∘  90∘. Simplifying this yields
pn pn pn pn pn pn pn pn p n pn pn




10x∘  90∘, pn pn n
p p n so that x  9. So, the two angles have measures 36∘and 54∘ .
pn p n pn pn p n pn pn pn pn pn p n pn pn




16. Since the angles with measures 3x∘ and 15x∘ are assumed to be suppleme
p n pn pn pn pn pn p n p n pn pn pn pn pn




ntary, we know that 3x∘  15x∘ 180∘. Simplifying this yields
pn pn pn pn pn pn pn pn p n pn pn




18x∘ 180∘, so that pn pn pn pn p n x 10. So, the two angles have measures 30∘ and 150∘ .
pn pn p n pn pn pn pn pn p n pn pn pn




17. Since the angles with measures
p n pn pn pn pn p n 8x∘ and 4x∘ are assumed to be supplementa
pn p n pn pn pn pn pn




ry, we know that 8x∘  4x∘ 180∘. Simplifying this yields
pn pn pn pn pn pn pn pn p n pn pn




12x∘ 180∘, pn pn p n so that x 15. So, the two angles have measures 60∘ and 120∘ .
pn p n pn pn p n pn pn pn pn pn p n pn pn pn




18. Since the angles with measures 3x 15∘and 10x 10∘are assumed to be co
p n pn pn pn pn p n pn n
p p n pn p
n pn pn pn pn




mplementary, we know that 3x 15∘  10x 10∘  90∘. Simplifying this yieldspn pn pn pn pn pn pn pn pn pn p n pn pn




13x  25∘  90∘,
pn pn pn pn p n so that 13x∘  65∘ and thus, x  5. So, the two angles have mea
pn pn pn pn p n pn p n pn pn p n pn pn pn pn pn




sures 30∘and 60∘ .
p n pn pn




19. Since     180∘, we know t
p n pn pn pn pn pn p n pn p n pn pn 20. Since     180∘, we know th
p n pn pn pn pn pn p n pn p n pn pn




hat at
1 17∘ –33∘  180∘ and so,   30∘ . 1 10∘ –45∘  180∘ and so,   25∘ .
– –
pn pn pn pn pn pn pn p n pn pn pn pn pn pn pn pn pn pn pn pn pn pn

pn pn


pn150∘ pn155∘



21. Since     180∘, we know t
p n pn pn pn pn pn p n pn p n pn pn 22. Since     180∘, we know th
p n pn pn pn pn pn p n pn p n pn pn




hat at
 4        180∘ and so,   30∘.
pn pn pn pn pn pn pn pn pn pn pn pn pn 3       180∘ and so,   36∘.
pn pn pn pn pn pn pn pn pn pn pn pn pn


–– –– –– ––
pn6pn pn5

Thus,   4 120∘ and     30∘ .
p n pn pn p n pn p n pn p n pn p n pn pn Thus,   3 108∘ and     36∘ .
p n pn pn p n pn p n pn p n pn p n pn pn




3

,

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Cynthia Y. Young Trigonometry
Publisher: 2021 ISBN: 9781119742623 Edition: Unknown

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