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I️ need help with this question

I️ need help with this question-example-1
User Sebenalern
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18 degrees 18 degrees 18 degrees
User Masa
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The interior angles of a triangle add to equal 180°
ΔACE: has angle; ∠A , ∠C = 0.5A + 42 and ∠E

A + 0.5A + 42 + 90 = 180
1.5A +132 = 180
1.5A = 48
A = 32°


User Adam Halasz
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