5. Write the trigonometric ratio for cos X as a fraction and as a decimal rounded to the nearest hundredth. 15 12 9 a. cos X= * 1.33 cos X= = 0.75 c. 12 b. cos X= 15 12 = 0.80 15 = 0.60 d. cos X
5. Write the trigonometric ratio for cos X as a fraction and as a decimal rounded to the nearest hundredth. 15 12 9 a. cos X= * 1.33 cos X= = 0.75 c. 12 b. cos X= 15 12 = 0.80 15 = 0.60 d. cos X
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Can you please help me with number 5
Transcribed Image Text:25 ft
Jody T
104 feet
110 feet
98 feet
a.
с.
b.
d. 31 feet
5. Write the trigonometric ratio for cos X as a fraction and as a decimal rounded to the nearest hundredth.
Y
15
12
12
9
cos X=
- 1.33
cos X=
= 0.75
a.
с.
9
= 0.60
15
12
= 0.80
15
b. cos X=
d. cos X=
6. Use a special right triangle to write tan 60° as a fraction.
a.
с.
1
1
d.
b.
2
Expert Solution
Step 1
Given:
XY=15
XZ= 12
YZ=9
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