This document provides information about different types of angles and triangles. It defines vertical angles, adjacent angles, complementary angles, supplementary angles, acute triangles, right triangles, obtuse triangles, isosceles triangles, equilateral triangles, and scalene triangles. It also discusses properties of parallelograms, rectangles, and squares. Examples are provided to classify different angles and triangle types.

1. Objective - To identify angles as vertical, adjacent, complementary and supplementary. - is a flat surface thatextends in all directions .Plane

2. BBAADCCDParallel Lines - Lines in the same plane that do not intersect.Intersecting Lines

3. Vertical Angles- Formed by intersecting lines.Opposite angles (vertical angles) are always congruent.Adjacent AnglesAngels that share a commonvertex and side.

4. Complementary Angles- Angles whosesum is 90 .abComplementary angles may notbe adjacent.xy

5. Find the measure of the missing angle.x

6. Find the complement of the angle measures below.1) 205) 1570752) 596) 5731333) 507) 4340474) 628) 10028Has no complement

7. Supplementary Angles- Angles whosesum is 180 .ktSupplementary angles may notbe adjacent.bc

8. Find the measure of the missing angle.yx

9. Find the supplement of the following...1) 185) 148162322) 1046) 62761183) 317) 1591492114) 758) 179105

10. Find the missing angles.A1)2)xCByEzD

11. Every triangle has angles whose sum equals 180 .bcaxObjective - To use the sum of the angles of a triangle to solve problems.Solve for x.

12. Find the missing angle.1)2)yx

13. Two angles of a triangle are given. Find the third angle.1)3)2)4)

14. Decide whether a triangle can have the given angle measures.1)3)2)4)

15. Objective - To classify triangles.Triangle NamesAngleName - All anglesless than 90 . - Only Oneangle equal to 90 .AcuteRight - Only Oneangle more than 90 .Obtuse SideName - Allthree sides equal. - Twosides equal.EquilateralIsosceles - No equal sides.Scalene

16. 7711Name each triangle below.1)3)534ObtuseIsoscelesRightScalene2)4)389AcuteEquilateralObtuseScalene

17. 7710101110Angle-Side RelationshipsSides opposite congruent angles are congruent.Angles opposite congruent sides are congruent.

18. Name each triangle below.5)7)12525138RightScaleneAcuteScalene6)8)66ObtuseIsoscelesAcuteIsosceles

19. B13C812D131313A185EF10Use the diagram below to name the following.1) Acute Equilateral Triangle3) Acute Isosceles Triangle2) Right Scalene Triangle4) Obtuse Scalene Triangle

20. Objective - To identify and describe the properties of quadrilaterals.Quadrilateral -Four sided figure.Parallelogram -A quadrilateral with two sets ofparallel sides.

21. Properties of Parallelograms.Opposite sides have the same length.

22. Properties of Parallelograms.Opposite angels have the same measure.

23. Rectangle -A parallelogram that has four right angles.Square -A rectangle will all sides the same length.

24. Quadrilateral4 sided figureParallelogramTwo sets of parallelsidesRectangleParallelogram with right anglesSquareRectangle with equalsides

25. ,RectangleGive all the names that apply to the figure below.Circle the most specific name.1)3)67107Parallelogram, QuadrilateralQuadrilateral, Parallelogram, Square14332)4)66338Quadrilateral, ParallelogramQuadrilateral

26. Find the measures of x an y in each figure.yy1)3)4x9x89x = 4, y = 8x = 9, y = 9120105752)4)x10yyxx = 75, y = 105x = 10, y = 120

27. 10510575Find the sum of the measures of the angles and theperimeter.26CB121275AD26Sum of the angles =Perimeter =