Chapter 3: Q17. CUR (page 114)
In the diagram bisects , and . Find the measure of each angle.
Short Answer
The angle is
Chapter 3: Q17. CUR (page 114)
In the diagram bisects , and . Find the measure of each angle.
The angle is
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and
Assume that and .
If , then and
Alan tried to prove Postulate 10 as shown below. However, he did not have valid proof. Explain why not.
If two parallel lines are cut by a transversal, then corresponding angles are congruent.
Given ; transversal cuts and
Prove:
Statement | Reason |
1. | Given |
2. | If two parallel lines are cut by transversal then alt. int. are |
3. | Vert. are |
4. | Transitive Property |
Classify each pair of angles as alternate interior angles, same-side interior angles, or corresponding angles.
and
State the postulate or theorem that justifies each statement.
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