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Find the missing angle measures: 42 X В. A 9 A 10 B 11 C 12 S 13 T 14 X 40 48 57 41 1 76 ST 46
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Find the missing angle measures: 42 X В. A 9 A 10 B 11 C 12 S 13 T 14 X 40 48 57 41 1 76 ST 46

Find the missing angle measures: 42 X В. A 9 A 10 B 11 C 12 S 13 T 14 X 40 48 57 41 1 76 ST-example-1
User Alfianrehanusa
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1) For those triangles, let's start by ∠A

The sum of the interior angles of a triangle is

User Akiraspeirs
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