Illustration of 154 congruent cubes stacked in columns increasing from one to four. A 3-dimensional representation on a 2-dimensional surface that can be used for testing depth perception and identifying and counting cubes, edges, and faces.

154 Stacked Congruent Cubes

Illustration of 154 congruent cubes stacked in columns increasing from one to four. A 3-dimensional…

An isosceles triangle with angles 154, 13, 13

Isosceles Triangle degrees 154, 13, 13

An isosceles triangle with angles 154, 13, 13