QUESTION:

If m∠ 1 = 150° and it is supplementary to ∠2. What is the measure of ∠2?​

• Supplementary = 180°

• Let x be the measure of ∠2

• 150 + x = 180
• x = 180 - 150
• x = 30

• The measure of ∠2 is 30°.

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