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A. acute; 45
B. Acute; 55
C. Obtuse; 135
D. Obtuse; 45

A. acute; 45 B. Acute; 55 C. Obtuse; 135 D. Obtuse; 45-example-1
User Tom Mettam
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It’s A, if you add 70 and 65 you get 135 and 180-135=45 :)
User David Ross
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