25-02-2021
Mathematics

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25-02-2021

Answer:

∠ABC= 60°

Step-by-step explanation:

It's a right angle so ∠ABD= 90°

Add 2x° and x° and you get 3x°
3x°= 90°
Divide both sides by 3 to get value of x
x°=30
Find ∠ABC
2x°= 60°

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