Content Standards

G-CO.1: State and apply precise definitions of angle, circle, perpendicular, parallel, ray, line segment, and distance based on the undefined notions of point, line, and plane.

Circles

Constructing Congruent Segments and Angles

Constructing Parallel and Perpendicular Lines

Inscribed Angles

Parallel, Intersecting, and Skew Lines

G-CO.2: Represent transformations in the plane. (e.g., using transparencies and/or geometry software);

Dilations

Reflections

Rotations, Reflections, and Translations

Translations

G-CO.2.a: Describe transformations as functions that take points in the plane as inputs and give other points as outputs.

Dilations

Reflections

Rotations, Reflections, and Translations

Translations

G-CO.2.b: Compare transformations that preserve distance and angle to those that do not (e.g., translation versus dilation).

Dilations

Reflections

Rotations, Reflections, and Translations

Translations

G-CO.3: Given a rectangle, parallelogram, trapezoid, or regular polygon, describe the rotations and/or reflections that map the figure onto itself.

Dilations

Reflections

Rotations, Reflections, and Translations

Similar Figures

G-CO.4: Develop definitions of rotations, reflections, and translations in terms of angles, circles, perpendicular lines, parallel lines, and line segments.

Circles

Dilations

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

G-CO.5: Given a geometric figure and a rotation, reflection, or translation, draw the transformed figure, (e.g., using graph paper, tracing paper, or geometry software). Specify a sequence of transformations that will map a given figure onto another.

Dilations

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

G-CO.6: Use geometric descriptions of rigid motions to transform figures.

Absolute Value with Linear Functions

Circles

Dilations

Holiday Snowflake Designer

Proving Triangles Congruent

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

G-CO.6.a: Predict the effect of a given rigid motion on a given figure.

Absolute Value with Linear Functions

Circles

Dilations

Holiday Snowflake Designer

Proving Triangles Congruent

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

G-CO.6.b: Given two figures, use the definition of congruence in terms of rigid motions to decide if they are congruent.

Absolute Value with Linear Functions

Circles

Dilations

Holiday Snowflake Designer

Proving Triangles Congruent

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

G-CO.8: Explain how the criteria for triangle congruence (ASA, SAS, and SSS) follow from the definition of congruence in terms of rigid motions.

G-CO.9: Prove theorems about lines and angles. Theorems must include but not limited to: vertical angles are congruent; when a transversal intersects parallel lines, alternate interior angles are congruent and same side interior angles are supplementary (using corresponding angles postulate); points on a perpendicular bisector of a line segment are equidistant from the segment's endpoints.

G-CO.11: Prove theorems about parallelograms. Theorems must include but not limited to: opposite sides are congruent, opposite angles are congruent, the diagonals of a parallelogram bisect each other, and conversely, rectangles are parallelograms with congruent diagonals.

Parallelogram Conditions

Special Parallelograms

G-CO.12: Perform geometric constructions with a compass and straightedge. including copying a segment; copying an angle; bisecting a segment; bisecting an angle; constructing perpendicular lines/segments, constructing a line parallel to a given line through a point not on the line.

Constructing Congruent Segments and Angles

Constructing Parallel and Perpendicular Lines

Segment and Angle Bisectors

G-CO.13: Construct an equilateral triangle, a square, and a regular hexagon.

Concurrent Lines, Medians, and Altitudes

Inscribed Angles

Triangle Inequalities

G-SRT.1: Verify experimentally and apply the properties of dilations as determined by a center and a scale factor.

G-SRT.2: Determine whether figures are similar, using the definition of similarity and using similarity transformations.

Circles

Dilations

Similar Figures

Similarity in Right Triangles

G-SRT.3: Use the properties of similarity transformations to establish similarity theorems. Theorems must include AA, SAS, and SSS.

G-SRT.4: Prove theorems about triangles involving similarity. Theorems must include but not limited to: a line parallel to one side of a triangle divides the other two proportionally, and its converse; the Pythagorean Theorem proved using triangle similarity.

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

Similar Figures

G-SRT.5: Use congruence and similarity criteria for triangles to solve problems and to prove relationships in geometric figures.

Chords and Arcs

Congruence in Right Triangles

Constructing Congruent Segments and Angles

Dilations

Perimeters and Areas of Similar Figures

Proving Triangles Congruent

Similar Figures

Similarity in Right Triangles

G-SRT.6: Define, using similarity, that side ratios in right triangles are properties of the angles in the triangle, leading to definitions of trigonometric ratios (sine, cosine, and tangent) for acute angles.

Sine, Cosine, and Tangent Ratios

G-SRT.8: Use trigonometric ratios and the Pythagorean Theorem to solve right triangles in applied problems.

Cosine Function

Distance Formula

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

Sine Function

Sine, Cosine, and Tangent Ratios

Tangent Function

G-C.2: Identify and describe relationships among central angles, inscribed angles, circumscribed angles, radii, and chords.

Chords and Arcs

Circumference and Area of Circles

Inscribed Angles

G-C.3: Construct, using a compass and straight edge, the inscribed and circumscribed circles of a triangle, and prove properties of angles for a quadrilateral inscribed in a circle.

Concurrent Lines, Medians, and Altitudes

Inscribed Angles

G-C.5: Derive using similarity the length of the arc intercepted by an angle is proportional to the radius.

G-C.5.a: Define the radian measure of the angle as the constant of proportionality;

G-C.5.b: Derive and apply the formula for the area of a sector.

G-GPE.1: Derive the equation of a circle of given center and radius using the Pythagorean Theorem; complete the square to find the center and radius of a circle given by an equation.

Circles

Distance Formula

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

G-GPE.5: Use coordinates to compute perimeters of polygons and areas of triangles and rectangles, e.g., using the distance formula.

G-GMD.1: Give an informal argument for the formulas for the volume of a cylinder, pyramid, sphere, and cone. Use dissection arguments, and informal limit arguments.

Circumference and Area of Circles

Prisms and Cylinders

Pyramids and Cones

G-GMD.2: Give an informal argument using Cavalieri's principle for the formulas for the volume of a sphere and other solid figures.

Prisms and Cylinders

Pyramids and Cones

G-GMD.3: Know and apply volume and surface area formulas for cylinders, pyramids, cones, and spheres for composite figures to solve problems.

Prisms and Cylinders

Pyramids and Cones

Surface and Lateral Areas of Prisms and Cylinders

Surface and Lateral Areas of Pyramids and Cones

S-CP.1: Describe events as subsets of a sample space or as unions, intersections, or complements of other events.

Independent and Dependent Events

Probability Simulations

Theoretical and Experimental Probability

S-CP.2: Determine whether two events A and B are independent.

Independent and Dependent Events

S-CP.3: Determine conditional probabilities and interpret independence by analyzing conditional probability.

Independent and Dependent Events

S-CP.4: Construct and interpret two-way frequency tables of data. Use the two-way table as a sample space to decide if events are independent and to approximate conditional probabilities.

S-CP.5: Recognize and explain the concepts of conditional probability and independence in everyday language and situations.

Independent and Dependent Events

S-CP.6: Find the conditional probability of A given B as the fraction of B’s outcomes that also belong to A, and interpret the result.

Independent and Dependent Events

S-CP.8: Apply the general Multiplication Rule, P(A and B), and interpret the result.

Independent and Dependent Events

Correlation last revised: 9/15/2020

This correlation lists the recommended Gizmos for this state's curriculum standards. Click any Gizmo title below for more information.