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Angles Activities, Worksheets, Printables, and Lesson Plans

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Using a Protractor and Angles

Angle activities using a protractor

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Lines and Line Segments

Lines and Line Segments

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Rays and Angles

Rays and Angles

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4th and 5th Grade Angles
     Name each figure using letters and symbols
     Draw and label an example of each
     Classify each pair of lines as parallel, intersecting, or perpendicular
     Classify each angle as acute, obtuse, straight, or right
     Classify polygons
     Classify triangles
     Classify triangles according to lengths
     Circles
     Plane Figures Mixed Review

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6th Grade Angles
     Naming angle pairs (easy)
     Naming angle pairs (pictures with 4 angles)
     Angle pairs: Find the unknown angle measure
     Naming adjacent, complementary, supplementary, and vertical angles
     Find the unknown angle measure (pictures with 5 angles, one center)
     Naming alternate interior/exterior angles, vertical angles, and corresponding angles
     Find the unknown angle measure (traversals with parallel lines)
     Lines and Angles Mixed Review

Basics of Geometry
     Points, Lines, and Planes (part 1)
     Points, Lines, and Planes (part 2)
     Segments, Rays, and Distance
     Angles (part 1)
     Angles (part 2)
     Parallel Lines
     Angles of Triangles
     Angles of Polygons
     Quadrilaterals
     Basics of Geometry Mixed Review

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Perpendicular and Parallel Lines
     Lines and Angles
     Proving Parallel or Perpendicular
     Properties of Perpendicular and Parallel Lines
     Perpendicular and Parallel Lines Mixed Review

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Circles
     The Basics of a Circle
     Tangents to Circles
     Arcs and Angles
     Proofs Involving Arcs and Chords
     Circles Mixed Review

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Right Triangles
     Similar Right Triangles
     The Pythagorean Theorem
     Special Right Triangles
     Right Triangles Mixed Review

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Trigonometry
     Using a calculator (sin, cos, tan)
     Using a calculator (inverse functions)
     Find the tangent of one point
     Tangent: Find the value of x
     Find the sine of one point
     Sine: Find the value of x
     Find the cosine of one point
     Cosine: Find the value of x
     Mixed sine, cosine, and tangent
     Mixed: Find the value of x
     Fill in the missing angle
     Angles of rotation: Coterminal angles
     Angles of rotation: Reference angles
     Angles of rotation: Coterminal and reference angles
     The Law of Sines: Find one unknown
     The Law of Sines: Find all unknown sides and angles
     The Law of Cosines: Find one unknown
     The Law of Cosines: Find all unknown sides and angles
     Mixed review of the law of sines and cosines (one unknown)
     Mixed review of the law of sines and cosines (find all unknowns)
     Trigonometry Mixed Review

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Coordinate Geometry
     State Quadrant for Points
     More State Quadrant for Points
     Graph the Line Segment
     Find Area of a Triangle [given 3 points]
     Find Area of Quadrilaterals
     Find Area of Trapezoids
     Review of Find Area
     Find the Slope of a Line [given 2 points]
     Determine if 2 lines are Parallel
     Write Equation for a Line [given m and b]
     Find the slope and y-intercept from an Equation
     Find an Equation [given m and a point on the line]
     Find an Equation [given two points on a line]
     Mixed Review: Find an Equation
     Graphing Linear Equations [using x- and y- intercepts method]
     Graphing Linear Equations [using slope intercept method]
     Graphing Linear Equations [using any method]
     Graphing Linear Equations [using any method]
     Solve 2 Equations Graphically [solutions are small whole numbers]
     Solve 2 Equations Algebraically
     Using Subtraction to Find Area
     Mixed: Find Area of Triangles, Parallelograms, Trapezoids, and Squares.
     Find the Midpoint (Given 2 Points)
     Find the Missing Point (Given a Midpoint and either A or B of Line AB)
     Distance: Find the Distance Between Two Points
     Distance: Between A and the Midpoint (Given Two Points)
     Determine if points ABCD are a Quadrilateral.
     Find the Slope and Length of a Line (Given Points A and B)
     Determine Whether Lines are Parallel or Perpendicular
     Given a Slope and Points, calculate the missing coordinate
     Determine if the Points are Collinear
     Given Collinear Points, Find Missing Coordinate
     Slope of Parallel and Perpendicular Lines
     Prove that a Triangle is a Right Triangle
     Prove that a Quadrilateral is a Parallelogram
     Prove that a Quadrilateral is a Rectangle
     Prove that a Quadrilateral is a Square
     Mixed from last 4 worksheets

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