A railroad scaling a mountain is 246 m long and rises 121 m in elevation. What is the angle of the incline to the nearest tenth of a degree? The angle of the incline is approximately 5

Gina is standing near a building and notices that the angle of elevation to the top of the building is 68. She then walks 72 feet further away from the building and notices that the angle of elevation to the top of the building is now only 51. Find the height of the building. a. 2511 b. 56ft c. 149ft d. l80ft

One angle of a right triangle measures 56°. What is the measure of the other small angle?

Find the three angles of the triangle whose sides have lengths a=6 centimeters, b=8 centimeters, and c=12 centimeters.