2.1 Opener

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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°

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

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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°.

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