1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair...

11
1.5: Describe Angle Pair Relationships

Transcript of 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair...

Page 1: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

1.5: Describe Angle Pair Relationships

Page 2: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

The sum of two angles are…

Complementary Angles

�  If the sum of their measures is 90 degrees

�  Each angle is the complement of the other

Supplementary Angles

�  If the sum of their measures is 180 degrees

�  Each angle is the supplement of the other

Page 3: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Ex 1 : Identify

Page 4: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Ex 2: Find Measures

Page 5: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Ex 3

Page 6: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Example 4

Page 7: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Angle Pairs

Linear Pair

�  Noncommon sides are opposite rays

Vertical Angle

�  Sides form two pairs of opposite rays

Page 8: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Ex 5: Identify Angle Pairs

Page 9: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Ex 6: Find Angle Measures

Page 10: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Ex 7

Page 11: 1.5: Describe Angle Pair Relationships - Weebly · 2019. 9. 5. · 1.5: Describe Angle Pair Relationships . The sum of two angles are… Complementary Angles ! If the sum of their

Homework

�  P. 38 (3-30)


Triangle Sum Theorem & Exterior Angle Theorem. Work in groups to answer the questions. Try your best. 1.Name 2 pair of alternate interior angles 5 &

Triangle Sum Theorem & Exterior Angle Theorem. Work in groups to answer the questions. Try your best. 1.Name 2 pair of alternate interior angles 5 &

Quadrilateral 1 pair of // opp. Sides One of the diagionals is axis of symmetry 2 diagionals are 2 pairs of equal adjacent sides Sum of interior angles.

Quadrilateral 1 pair of // opp. Sides One of the diagionals is axis of symmetry 2 diagionals are 2 pairs of equal adjacent sides Sum of interior angles.

Bellringer Use the diagram to identify 1 pair of each of the following: -Corresponding angles -Adjacent angles -Vertical angles.

Bellringer Use the diagram to identify 1 pair of each of the following: -Corresponding angles -Adjacent angles -Vertical angles.

Geometry: Hutschenreuter Semester II: Note sheet …...Polygon Interior Angles Theorem Polygon Exterior Angles Theorem The sum of the interior angle measures The sum of the exterior

Geometry: Hutschenreuter Semester II: Note sheet …...Polygon Interior Angles Theorem Polygon Exterior Angles Theorem The sum of the interior angle measures The sum of the exterior

11X1 T07 02 sum & difference of angles (2011)

11X1 T07 02 sum & difference of angles (2011)

Complementary Angles Two angles are called complementary angles if the sum of their degree measurements equals 90 degrees. Example: These two angles are.

Complementary Angles Two angles are called complementary angles if the sum of their degree measurements equals 90 degrees. Example: These two angles are.

9-3 More About Angles Constructing Parallel Lines The Sum of the Measures of the Angles of a Triangle The Sum of the Measures of the Interior Angles.

9-3 More About Angles Constructing Parallel Lines The Sum of the Measures of the Angles of a Triangle The Sum of the Measures of the Interior Angles.

TRIANGLES DISCOVERY LESSON: EXTERIOR ANGLES OF A TRIANGLE EQUAL THE SUM OF THE OPPOSITE INTERIOR ANGLES.

TRIANGLES DISCOVERY LESSON: EXTERIOR ANGLES OF A TRIANGLE EQUAL THE SUM OF THE OPPOSITE INTERIOR ANGLES.

Sum Of Interior Angles Matching Game

Sum Of Interior Angles Matching Game

Pre-Publication - Nelson 11 SB_C2… · The sum of the measures of the interior angles of a triangle is 180°, so the sum of the ... angles One interior angle ... angles are equal.

Pre-Publication - Nelson 11 SB_C2… · The sum of the measures of the interior angles of a triangle is 180°, so the sum of the ... angles One interior angle ... angles are equal.

adjacent angles linear pair complementary angles supplementary angles vertical angles

adjacent angles linear pair complementary angles supplementary angles vertical angles

Math 2 Plane Geometry Part 1 · 1\ 1 Math 2 Plane Geometry Part 1 Complementary angles (two angles whose sum is 90°) and supplementary angles (two angles whose sum is 180°. A straight

Math 2 Plane Geometry Part 1 · 1\ 1 Math 2 Plane Geometry Part 1 Complementary angles (two angles whose sum is 90°) and supplementary angles (two angles whose sum is 180°. A straight

Angles in a triangle – missing angles - Polperro€¦ · Angles in a triangle – missing angles 1 Match each diagram to the correct rule. Angles on a straight line sum to 180°

Angles in a triangle – missing angles - Polperro€¦ · Angles in a triangle – missing angles 1 Match each diagram to the correct rule. Angles on a straight line sum to 180°

7.3 Formulas Involving Polygons Learner Objective: I will use formulas for the sum of the interior angles, the sum of the exterior angles and the number.

7.3 Formulas Involving Polygons Learner Objective: I will use formulas for the sum of the interior angles, the sum of the exterior angles and the number.

Circles & Angles & Angles: The following series ... the sum of the remote interior angles. 2.) ... Students should be encouraged to investigate by finding the sum of the ...

Circles & Angles & Angles: The following series ... the sum of the remote interior angles. 2.) ... Students should be encouraged to investigate by finding the sum of the ...

EXAMPLE 1 Identify complements and supplements SOLUTION In the figure, name a pair of complementary angles, a pair of supplementary angles, and a pair.

EXAMPLE 1 Identify complements and supplements SOLUTION In the figure, name a pair of complementary angles, a pair of supplementary angles, and a pair.

Polygon Interior/Exterior Angles Geometry 5 - …20Polygons$20Proofs.pdf · Polygon Interior/Exterior Angles Geometry 5.1 Recall the sum of a polygon’s interior angles: Sum of interior

Polygon Interior/Exterior Angles Geometry 5 - …20Polygons$20Proofs.pdf · Polygon Interior/Exterior Angles Geometry 5.1 Recall the sum of a polygon’s interior angles: Sum of interior

Triangles and Lines – Sum of the Angles in a Triangle The sum of the angles in any triangle = 180°

Triangles and Lines – Sum of the Angles in a Triangle The sum of the angles in any triangle = 180°

Chapter 1.5 Describe Angle Pair Relationships Key Terms: Complementary angles Supplementary angles Adjacent angles Linear pair Vertical angles 1 2 3 45.

Chapter 1.5 Describe Angle Pair Relationships Key Terms: Complementary angles Supplementary angles Adjacent angles Linear pair Vertical angles 1 2 3 45.

supplementary angles, and a pair of adjacent

supplementary angles, and a pair of adjacent