13. Consider the figures shown. 15. R. M 10 N 13 Part A What statement must be true in order to conclude that sin M sin R? A NO-ST 15 C. LNMO = LSTR D. - 13 Part B If sin M = sin R. what is the value of tan T? A B. 15 D.

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter67: Analysis Of Trigonometric Functions
Section: Chapter Questions
Problem 12A
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Question
4 of 5
13. Consider the figures shown.
15. The cross-section view of a house has a
triangle-shaped roof represented by AJKL with
JK = JL and JK=22 feet.
R.
10
6
22 ft
K
13 Part A
What statement must be true in order to
conclude that sin M sin R?
The sine of angle L is 0.5.
A NO - ST
15Part A
B. RT -
RS
What is the height of the roof, in feet, from point
C.
ZNMQ LSTR
J perpendicular to KL?
D. -
Enter your answer in the box
13 Part B
If sin M = sin R, what is the value of tan T?
A
B.
15 Part B
What is the approximate length of KL, in feet?
D.
A. 19.1
В. 22.0
C. 38.1
14. The diagonal measurement ofa rectangular flat-
screen TV is 55 inches. The TV is 20 inches tall.
D. 44.0
What is the measure of the angle formed by the
diagonal and the 20-inch side, to the nearest
tenth of a degree?
Enter your answer in the box.
16. Willis constructed a horizontal shelf that extends
perpendicularly from a wall and is held up by a
34-centimeter brace. The shelf makes a 2
angle with the brace as shown.
shelf
28°
34 cm
brace
wall
To make the shelf, Willis began with a 55-
centimeter piece f wood and then shortened it by
cutting a portion off. About how many
centimeters did he cut off?
A. 21
B. 25
C. 30
D. 34
17. Consider triangle XYZ
17 Part A
Transcribed Image Text:4 of 5 13. Consider the figures shown. 15. The cross-section view of a house has a triangle-shaped roof represented by AJKL with JK = JL and JK=22 feet. R. 10 6 22 ft K 13 Part A What statement must be true in order to conclude that sin M sin R? The sine of angle L is 0.5. A NO - ST 15Part A B. RT - RS What is the height of the roof, in feet, from point C. ZNMQ LSTR J perpendicular to KL? D. - Enter your answer in the box 13 Part B If sin M = sin R, what is the value of tan T? A B. 15 Part B What is the approximate length of KL, in feet? D. A. 19.1 В. 22.0 C. 38.1 14. The diagonal measurement ofa rectangular flat- screen TV is 55 inches. The TV is 20 inches tall. D. 44.0 What is the measure of the angle formed by the diagonal and the 20-inch side, to the nearest tenth of a degree? Enter your answer in the box. 16. Willis constructed a horizontal shelf that extends perpendicularly from a wall and is held up by a 34-centimeter brace. The shelf makes a 2 angle with the brace as shown. shelf 28° 34 cm brace wall To make the shelf, Willis began with a 55- centimeter piece f wood and then shortened it by cutting a portion off. About how many centimeters did he cut off? A. 21 B. 25 C. 30 D. 34 17. Consider triangle XYZ 17 Part A
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