3. In the triangle RST, what is t? 18 A. t= 18 B. t= r=18 tan 40 tan 50 40 C. t= 18(tan40 ) D. t = 18(tan40) 4. In a right triangle, the side opposite to the right angleis called B. opposite 5. Determine the correct formula for cosine ratio of 8. A. adjacent C. hypotenuse D. congruent A. cosine0= opposite B. cosine 8 = adjacent ndjacent C. cosine B = adjacent opposite D. cosine 9 = 6. Which of the following statements is incorrect? 3V3 A. sin 60° =- 3/3 3 C. cot 60° = - 3 600 D. cos 60° = 3
3. In the triangle RST, what is t? 18 A. t= 18 B. t= r=18 tan 40 tan 50 40 C. t= 18(tan40 ) D. t = 18(tan40) 4. In a right triangle, the side opposite to the right angleis called B. opposite 5. Determine the correct formula for cosine ratio of 8. A. adjacent C. hypotenuse D. congruent A. cosine0= opposite B. cosine 8 = adjacent ndjacent C. cosine B = adjacent opposite D. cosine 9 = 6. Which of the following statements is incorrect? 3V3 A. sin 60° =- 3/3 3 C. cot 60° = - 3 600 D. cos 60° = 3
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
Related questions
Question
Transcribed Image Text:D. cos 60° =
3. In the triangle RST, what is t?
18
A. t=
B. t=
18
r=18
tan 40
tan 50
40
C. t 18(tan40°)
D. t 18(tan40)
4. In a right triangle, the side opposite to the right angleis called
B. opposite
5. Determine the correct formula for cosine ratio of 8.
A. adjacent
C. hypotenuse
D. congruent
A. cosine0 =
opposite
adjacent
B. cosine 0 =
ndjacent
hypotenuse
C. cosine 0 =
adjacent
opposite
D. cosine 9 =
kypotenuse
6. Which of the following statements is incorrect?
adjucent
3V3
A. sin 60° =
3V3
B. tan 60° =
9.
3.
C. cot 60° =
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