GoblinsCreate Account
Standards/Math/Texas/G.4

G.4

G Geometry
G.2
G.3
G.4
G.4.AG.4.BG.4.CG.4.D
G.5
G.6
G.7
G.8
G.9
G.10
G.11
G.12
G.13

Logical argument and constructions. The student uses the process skills with deductive reasoning to understand geometric relationships.

G.4.ADistinguish between undefined terms, definitions, postulates, conjectures, and theorems.G.4.BIdentify and determine the validity of the converse, inverse, and contrapositive of a conditional statement and recognize the connection between a biconditional statement and a true conditional statement with a true converse.G.4.CVerify that a conjecture is false using a counterexample.G.4.DCompare geometric relationships between Euclidean and spherical geometries, including parallel lines and the sum of the angles in a triangle.
Goblins

1-on-1 AI tutoring aligned to G.4. Instant help for students, real-time insights for teachers.

Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.

Free for teachers, forever →

Resources

Privacy PolicyTerms of ServiceCareersTeacher LoginStudent Login

Communities

Access 4 Learning Community, Student Data Privacy Consortium
Goblins

© 2023-2026 Aha Moments, Inc.