Aligned Resources

Virginia Standards of Learning
5th Grade
Geometry
5.14 The student will classify angles and triangles as right, acute, or obtuse.

Lessons  •  Activities  •  Show All

Lessons (2)

Introduces students to acute, obtuse, and right angles as well as relationships between angles formed by parallel lines crossed by a transversal.

Audiences: Grades 6-8, Grades 9-12

Primary Subjects: Geometry

Related Topics: acute, adjacent, alternate exterior, alternate interior, angles, corresponding, geometry, intersection, lines, obtuse, rays, right angle, transversal, vertical

Students learn about classifying angles by their measure and in relation to angles formed by two lines crossed by a transversal.

Audiences: Grades 3-5

Primary Subjects: Geometry

Related Topics: acute, angles, degrees, intersection, obtuse, rays, right angle

Activities (1)

Practice your knowledge of acute, obtuse, and alternate angles. Also, practice relationships between angles - vertical, adjacent, alternate, same-side, and corresponding. Angles is one of the Interactivate assessment explorers.

Audiences: Grades 3-5, Grades 6-8, Grades 9-12

Primary Subjects: Geometry

Related Topics: acute, angles, assessment, geometry, lines, obtuse, parallel