False. All squares are rhombuses, but not all rhombuses are squares. A square is a parallelogram with four congruent sides and four right angles. A rhombus is a parallelog â¦ ram with four congruent sides, but it doesn't necessarily have to have right angles. 12 people found this useful.
Age-related macular degeneration, often called AMD, usually affects older adults and results in a loss of vision in the center of the visual field (the macula) because of damage to the retina. It occurs in âdryâ and âwetâ forms, and is a major cause of blindness and visual impairment in adults over 50 years of age.
2. Legally blind, meaning the person's vision is no better than 20/200 with conventional correction or a restricted field of vision less than 20 degrees wide. Low vision is a result of a variety of conditions and injuries, but age is a factor. Macular degeneration, glaucoma, and cataracts are more common in people over age 45 and even more so in adults over age 65. It is estimated that some 14 million Americans suffer from vision impairment. Loss of central vision.