te the cos 8 and sec @ sin 0 and csc tan 0 and cot owing table, using the Quadrant I positive Terminal Side of Angle Lies in Quadrant Quadrant III II negative as appropr A All are positive in Quadrant I. S Sine is positive in Quadrant II. T Tangent is positive in Quadrant III. C Cosine is positive in Quadrant IV. (b) The mnemonic (memory device) ASTC (all students take calculus) is sometimes used to recall the signs of the trigonometric values in each quadrant: Check the validity of this mnemonic against your chart in part (a). O Yes, the mnemonic is valid. O No, the mnemonic is not valid. Quadrant IV

This was my answer for question 60 it was a negative. Please explain if I am right or wrong please

CFA 1-Geometn Il Pause Q Zoom Question 17 An airplane began its descent when it was 0.8 mile above the ground and 10 miles away froman airport, as shown in the diagram below. 0.8 mile 10 miles Which expression represents the measure of the angle of depression (2) ? sin () A. sin'(금8) B. ton-1/ 0.8) 021 Illuminate EducationTM Inc.