Two adjacent angles on a straight line are (x - 60)° and (y + 30)°. Find the value of (x + y). A. 210° B. 150° C. 90° D. 30°
Two adjacent angles on a straight line are (x - 60)° and (y + 30)°. Find the value of (x + y). A. 210° B. 150° C. 90° D. 30°
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
Question
![12:32 PM A Á P
יוה.1"
maths book (7.4...
IMPACT SERIES
79. Find the value of x.
A. 110°
Int
B. 95°
C. 90°
D. 85°
If Q
valu
80. Find the value of y.
A. 1
A. 70°
В. 85°
С. 90°
D. 95°
85. Whi
rho
81. Two adjacent angies on a straight line are
(x - 60)° and (y + 30)°. Find the value of
(x + y).
А. 210°
I.
I.
В. 150°
C. 90°
D. 30°
I.
82.
A. I
125
C.I
86.
In t
Finc
A straight line intersects three parallel
lines as shown in the diagram above. Find
А. 2
the value of x.
A. 35°
B. 55°
C. 65°
D. 125°
87. In ti
= 11
83.
20°
Find the value of x in the figure.
В. 250°
A. 200°
C. 270°
D. 290°
84.
Finc
А. 1
2x
88. In ti](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6c96d1a2-c556-4726-8d28-c8421b83aa5e%2F5ef84e9e-a316-4eb7-b45d-1a6b0f781a06%2Fgyv2b7h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:12:32 PM A Á P
יוה.1"
maths book (7.4...
IMPACT SERIES
79. Find the value of x.
A. 110°
Int
B. 95°
C. 90°
D. 85°
If Q
valu
80. Find the value of y.
A. 1
A. 70°
В. 85°
С. 90°
D. 95°
85. Whi
rho
81. Two adjacent angies on a straight line are
(x - 60)° and (y + 30)°. Find the value of
(x + y).
А. 210°
I.
I.
В. 150°
C. 90°
D. 30°
I.
82.
A. I
125
C.I
86.
In t
Finc
A straight line intersects three parallel
lines as shown in the diagram above. Find
А. 2
the value of x.
A. 35°
B. 55°
C. 65°
D. 125°
87. In ti
= 11
83.
20°
Find the value of x in the figure.
В. 250°
A. 200°
C. 270°
D. 290°
84.
Finc
А. 1
2x
88. In ti
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