4. Given a right triangle, with a right angle at the point B, if a = 9, b = 15, and c = 12, what are the primary trigonometric ratios for LA? 3 , tan A = 4 a. sin A = 5, cos A = 4 3 , tan A = 4 b. sin A = , cos A = C. sin A = 4 Cos A = 3 tan A = d. sin A = 3 COs A = 3 tan A = 4 4'
4. Given a right triangle, with a right angle at the point B, if a = 9, b = 15, and c = 12, what are the primary trigonometric ratios for LA? 3 , tan A = 4 a. sin A = 5, cos A = 4 3 , tan A = 4 b. sin A = , cos A = C. sin A = 4 Cos A = 3 tan A = d. sin A = 3 COs A = 3 tan A = 4 4'
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:6. If given a triangle, AJKL, where / = 3.62 cm, ZL = 70°, and ZK = 64°, determine k to the nearest hundredth of
a centimetre.
a. 3.78 cm
b. 4.42 cm
c. 4.29 cm
d. 3.46 cm
Transcribed Image Text:4. Given a right triangle, with a right angle at the point B, if a = 9, b = 15, and c = 12, what are the primary
trigonometric ratios for LA?
.coS A =,tan A =
3
a. sin A =,
%3D
4'
4
3
4
3
b. sin A =
, cos A =, tan A =
5
5'
4
4
Cos A =
5'
3
4
5, tan A =
C. sin A =
3
COS A =
, tan A =
3
4
d. sin A =
3
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