2.1 Opener

Last updated almost 3 years ago

6 questions

1

Last updated almost 3 years ago

6 questions

1

CA: Use the photo below for questions 2-3. 

1

NC: sec(A)=

1

1

Use the information below to answer questions 5-6. 

Given triangle ABC with right angle C, A=45°, and a=1, 

find sin45° and cos45°. 

1

1

13° and 77°

69° and 111°

41° and 49°

39° and 51°

CA: Use the photo below for questions 2-3. 

Use the information below to answer questions 5-6. 

Given triangle ABC with right angle C, A=45°, and a=1, 

find sin45° and cos45°. 

NC: Two angles with measures (3x) and (6x-27) are complementary. Find the measure of each angle. 

13° and 77°

69° and 111°

41° and 49°

39° and 51°