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In ∆ABC, m∠A = 60º, m∠C = 30º, and AB = 6 inches. What is the length of side BC?

In ∆ABC, m∠A = 60º, m∠C = 30º, and AB = 6 inches. What is the length of side BC?
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In ∆ABC, m∠A = 60º, m∠C = 30º, and AB = 6 inches. What is the length of side BC?

User Kurt Mueller
by
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1 Answer

5 votes
The degrees let you know this a right angle with angles being 30 60 90 the side across 60° is x (square root)3
The side across 30° is x
6 is on opposite side of angle c 30°
So bc will be x (squareroot) 3
6 (squareroot)3
User Spodi
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