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Please please I need help. What is the value of X

Please please I need help. What is the value of X-example-1
User Pockata
by
2.7k points

1 Answer

19 votes
19 votes

Answer:

x = 25

Explanation:

Solving

  • ∠CAD = 1/2 ∡ CD
  • 180° - 90° - (2x)° = 1/2 (80°)
  • 2x = 90° - 40° = 50°
  • x = 25