If a student states that the sum of the angles of a triangle is not always 180° because it is greater than 180° in the study of spherical geometry, the student is probably
operating at which van Hiele level?
A)Analysis.
B)Deduction.
C)Informal Deduction.
D)Rigor.
E)Visualization.

Question

If a student states that the sum of the angles of a triangle is not always 180° because it is greater than 180° in the study of spherical geometry, the student is probably
 operating at which van Hiele level?
A)Analysis.
B)Deduction.
C)Informal Deduction.
D)Rigor.
E)Visualization.

Quizplus · Accepted Answer

The Answer of If a student states that the sum of the angles of a triangle is not always 180° because it is greater than 180° in the study of spherical geometry, the student is probably
 operating at which van Hiele level?
A)Analysis.
B)Deduction.
C)Informal Deduction.
D)Rigor.
E)Visualization.

If a Student States That the Sum of the Angles