3.4 Parallel Lines and the Triangle Angle Sum Theorem.pdf
3.4 Parallel Lines and the Triangle Angle Sum Theorem.pdf
3.4 Parallel Lines and the Triangle Angle Sum Theorem.pdf
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<strong>3.4</strong> <strong>Parallel</strong> <strong>Lines</strong> <strong>and</strong> <strong>the</strong> <strong>Triangle</strong> <strong>Angle</strong> <strong>Sum</strong> <strong>Theorem</strong><br />
October 07, 2009<br />
Check Skills You'll Need<br />
Classify each angle as acute, right, or obtuse.<br />
1. 2. 3.<br />
Solve each equation.<br />
4. 30 + 90 + x = 180 5. 55 + x + 105 = 180<br />
6. x + 58 = 90 7. 32 + x = 90<br />
Mar 1812:24 PM<br />
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