Use a half-angle formula to find the exact value of the following expression. tan 112.5° Determine an appropriate half-angle formula for sine and the measure of the angle. Select the correct choice below and fill in the answer (Type an integer or a decimal.) 1- sin O A tan 112.5° = cos 1+ sin O B. tan 112.5° = CoS 1+ cos OC. tan 112.5° = sin - cos OD. tan 112.5° = sin
Use a half-angle formula to find the exact value of the following expression. tan 112.5° Determine an appropriate half-angle formula for sine and the measure of the angle. Select the correct choice below and fill in the answer (Type an integer or a decimal.) 1- sin O A tan 112.5° = cos 1+ sin O B. tan 112.5° = CoS 1+ cos OC. tan 112.5° = sin - cos OD. tan 112.5° = sin
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°.
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![Use a half-angle formula to find the exact value of the following expression.
tan 112.5°
Determine an appropriate half-angle formula for sine and the measure of the angle. Select the correct choice below and fil in the answer box to complete your choice.
(Type an integer or a decimal.)
1- sin
O A tan 112.5° =
cos
1+ sin
O B. tan 112.5° =
cos
1+ cos
OC. tan 112.5° =
sin
- Cos
O D. tan 112.5° =
sin](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffc533774-2db2-4c40-ad62-e47c502b55d9%2F940dbcb6-4f3f-4ea4-84ca-5dd9b863a1e8%2Fv77ast_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Use a half-angle formula to find the exact value of the following expression.
tan 112.5°
Determine an appropriate half-angle formula for sine and the measure of the angle. Select the correct choice below and fil in the answer box to complete your choice.
(Type an integer or a decimal.)
1- sin
O A tan 112.5° =
cos
1+ sin
O B. tan 112.5° =
cos
1+ cos
OC. tan 112.5° =
sin
- Cos
O D. tan 112.5° =
sin
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