Equal Right Angles
| View Cart ⇗ | Info
Illustration used to prove that all right angles are equal.
Galleries
Geometric Theorems and ProofsSource
C. A. Hart & Daniel D. Feldman Plane And Solid Geometry (New York: American Book Company, 1911) 15
Downloads
2400×797, 105.0 KiB
1024×340, 11.6 KiB
640×212, 6.1 KiB
320×106, 3.0 KiB