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3D Trigonometry Name: Class: Date: Mark /8 % 1) Calculate the angle between the line DF and the plane ABCD in the cuboid pictured below, giving your answer to 1 decimal place. F G E H B A 5 cm D 10 cm C 6 cm [1] 2) Calculate the angle between the line AF and the plane ABCD in the prism pictured below, giving your answer to 1 decimal place. E F 5 cm B A 3 cm D C 9 cm [1] Copyright Mathster.com 2014. Licensed by Your School with permission to redistribute 3) Calculate the angle between the length AE and the base ABCD in the pyramid pictured below, giving your answer to 1 decimal place. E 10 cm 10 cm B C 3 cm A 3 cm D [1] 4) Calculate the angle between the length BE and the base ABCD in the pyramid pictured below, giving your answer to 1 decimal place. E 9 cm 9 cm B C 3 cm A 3 cm D [1] Copyright Mathster.com 2014. Licensed by Your School with permission to redistribute 5) Calculate the angle between the line BH and the plane ABCD in the cuboid pictured below, giving your answer to 1 decimal place. F G E 5 cm H B A D 7 cm C 2 cm [1] 6) Calculate the angle between the face BCE and the base ABCD in the pyramid pictured below, giving your answer to 1 decimal place. E 8 cm 8 cm B C 3 cm A 3 cm D [1] Copyright Mathster.com 2014. Licensed by Your School with permission to redistribute 7) Calculate the angle between the length AE and the base ABCD in the pyramid pictured below, giving your answer to 1 decimal place. E 8 cm 8 cm B C 3 cm A 3 cm D [1] 8) Calculate the angle between the line AF and the plane ABCD in the prism pictured below, giving your answer to 1 decimal place. E F 8 cm B A 2 cm D C 9 cm [1] Copyright Mathster.com 2014. Licensed by Your School with permission to redistribute Solutions for the assessment 3D Trigonometry 1) Angle = 52° 2) Angle = 27.8° 3) Angle = 77.8° 4) Angle = 76.4° 5) Angle = 34.5° 6) Angle = 79° 7) Angle = 74.6° 8) Angle = 40.9° Copyright Mathster.com 2014. Licensed by Your School with permission to redistribute