volume_mute

Find x

publish date: 2023/05/17 21:20:00 GMT+10

volume_mute

Type in the angle as a number without the degrees sign

  1.  find_x_angle_1.jpg
  2.  find_x_angle_2.jpg
  3.  find_x_angle_3.jpg
  4.  find_x_angle_4.jpg

Correct Answer

(1) 10
(2) 56
(3) 27.5
(4) 90

Explanation

  1. x = 55 - 45 = 10
  2. x = 168 - 112 = 56
  3. x = 50 - 22.5 = 27.5
  4. x = 130 - 40 = 90

Reference

Mathematics for college students

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