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Paha777 [63]
2 years ago
10

Please help, 30 points, will give brainly

Mathematics
1 answer:
zhenek [66]2 years ago
3 0

Answer:

<u>∠ABC = 39°</u>

Step-by-step explanation:

Since ED bisects ∠CBD :

<u>∠EBD = ∠CBE = 30°</u>

<u />

Now, <u>∠ABD = ∠ABC + ∠CBE + ∠EBD = 99°</u>

Solving :

  • 99° = ∠ABC + 30° + 30°
  • ∠ABC = 99° - 60°
  • <u>∠ABC = 39°</u>
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