TRIGONOMETRY WORD PROBLEMS WORKSHEET WITH ANSWERS 1. The angle of elevation of the top of the building at a distance of 50 m from its foot on a horizontal plane is found to be 60 °. Find the height of the building. 2. A ladder
The trigonometric ratio that involves opposite side and hypotenuse is sin. Write ratio : sin 30° = opp./hyp. Substitute. sin 30° = 76/d Multiply each side by d. d ⋅ sin 30° = 76 Substitute 0.5 for sin 30 °. d ⋅ 0.5 = 76 Divide each side by 0.5 d =