Trigonometry Worksheets Grade 11

1. Tane is building a wheelchair ramp that must rise 1.2 meters to reach a doorway. The ramp needs to have a 15° angle of elevation. What length of ramp material should Tane prepare?
2. In a right triangle, if tan(θ) = 40/75, find θ to the nearest degree.
3. Isabella is standing 18 meters from the base of a tall building. She looks up at the top of the building at an angle of elevation of 55°. How tall is the building? Round your answer to the nearest meter.

…and 6 more problems

1. Isabella is surveying a tall radio tower from a distance. Standing 120 meters from the base of the tower, she measures the angle of elevation to the top as 48°. If her eye level is 1.6 meters above the ground, what is the height of the radio tower?
2. Sophia is surveying a tall radio tower. From her position 75 meters away from the base of the tower, she measures the angle of elevation to the top as 58°. What is the height of the radio tower?
3. Matiu is standing 120 meters from the base of a tall radio tower. He measures the angle of elevation to the top of the tower as 42°. If Matiu's eye level is 1.8 meters above the ground, what is the height of the radio tower?

…and 5 more problems

1. Liam is surveying a tall radio tower. From a point 37 meters away from the base of the tower, he measures the angle of elevation to the top as 63°. What is the height of the radio tower?
2. In a right triangle, if the hypotenuse is 25 and one angle is 40°, find the length of the side adjacent to that angle.
3. In a right triangle, if tan(θ) = 7/9, find sin(θ) and cos(θ).

…and 6 more problems