PA HELP PO PLSS ty!

1. If f(θ)=(length of hypotenuse)/(length of opposite side),then f(θ) is ______. * 1 punto A. Cosecant B. Cotangent C. Tangent D. Secant 2. With respect to the given angle, what trigonometric function is the ratio of the hypotenuse to the opposite side? * 1 punto A. Sine B. Cosine C. Tangent D. Cosecant 3. It is an acute angle formed by the eye level (horizontal line) and the line of sight when an observer looks at an object that is located at a lower level. * 1 punto A. Angle of Elevation B. Angle of Depression C. Inclination D. Reference Angle 4. What do you call the line segment drawn from the eyes of the observer to the object being observed? * 1 punto A. Eye level B. Line of sight C. Opposite side D. Adjacent side 5. Which ratio of the lengths of the sides of a right triangle defines the tangent function of one of its acute angles? * 1 punto A. Opposite / Adjacent B. Opposite / Hypotenuse C. Adjacent / Opposite D. Hypotenuse / Adjacent​ ​