Geometry Section 2.6

• Symmetric Property

• Transitive Property

• Substitution Property

• Inverse Property

Tags

CCSS.HSG.SRT.B.5

• Segment Addition Property

• Additive Inverse Property

• Ruler Postulate

• Transitive Property

• Vertical Angles Theorem

• Congruent Supplements Theorem

• Alternate Exterior Angles Theorem

• Angle Addition Postulate

Tags

CCSS.8.G.A.5

• Angle Addition Postulate

• Vertical Angles Theorem

• Theorem 2.10

• Symmetric Property

Tags

CCSS.7.G.B.5

If m∠A = 5x – 12, m∠B = 2x + 18, ∠A and ∠C are supplementary, and ∠B and ∠C are supplementary, find x.

• 40

• 24.86

• 10

• 12

Tags

CCSS.7.G.B.5