Without using a calculator, compute the sine and cosine of 225 ° by using the reference angle . What is the reference angle? degrees. In what quadrant is this angle? (answer 1, 2, 3, or 4) sin(225°) = cos(225°) = (Type sqrt(2) for v2 and sqrt(3) for v3.)

Without using a calculator, compute the sine and cosine of 225 ° by using the reference angle . What is the reference angle? degrees. In what quadrant is this angle? (answer 1, 2, 3, or 4) sin(225°) = cos(225°) = (Type sqrt(2) for v2 and sqrt(3) for v3.)

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Description: Without using a calculator, compute the sine and cosine of 225° by using the reference angleWhat is the reference angle?degrees.In what quadrant is this angle?(answer 1, 2, 3, or 4)sin(225°)cos(225°) =(Type sqrt(2) for v2 and sqrt(3) for v3.)

Elementary Geometry for College Students

6th Edition

ISBN:9781285195698

Author:Daniel C. Alexander, Geralyn M. Koeberlein

Publisher:Daniel C. Alexander, Geralyn M. Koeberlein

Chapter11: Introduction To Trigonometry

Section11.CT: Test

Problem 5CT: Using your calculator, find to the nearest degree if sin=0.6691._______

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