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Group b.. pls help me​
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10 votes
Group b.. pls help me​

Group b.. pls help me​-example-1
User Tyler Jandreau
by
4.1k points

1 Answer

3 votes

Answer:

Explanation:

m∠ABC + m∠BAC + m∠ACB = 180°

a + 2a + 6a = 180°

9a = 180°

a = 20°

m∠ABC = 20°

m∠BAC = 2 × 20° = 40°

m∠ACB = 6 × 20° = 120°

User Maayan Hope
by
4.4k points
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