Drag a statement or reason to each box to complete this proof.
- Given: m ABD = 60'
m2DB...
Mathematics, 12.02.2020 02:00 wes94
Drag a statement or reason to each box to complete this proof.
- Given: m ABD = 60'
m2DBC = 40°
- Prove: AABC is an obtuse triangle.
Statements:
Reasons:
Given
1. MZABD = 60°.mZDBC = 40°
2. MZABD + m2DBC = MZABC
Substitution Property of Equality
Simplifying
5. ZABC is an obtuse angle.
Definition of obtuse angle
6. A
ABC is an obtuse triangle.
Definition of obtuse triangle
- options:
100°= m 60°+40°=m Definition of obtuse angles
Angle Addition Postulate
Answers: 1
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