The sides and angles of a square: The sides of a square are all congruent (the same length.) The angles of a square are all congruent (the same size and measure.) Remember that a 90 degree angle is called a right angle.. So, a square has four right angles. Opposite angles of a square are congruent.
Read the Find the Right Treatment for Your Back Pain article > >. What they treat: Back pain is a common reason people seek out chiropractors, but these specialists treat pain from all kinds of conditions, injuries, and accidents -- even chronic headaches. They don't prescribe medicine, but they use hands-on techniques to offer relief.
A neurologist is a medical doctor or osteopath who has trained in the diagnosis and treatment of nervous system disorders, including diseases of the brain, spinal cord, nerves, and muscles.ome of the diseases and conditions treated by a neurologist are Alzheimer's disease, Parkinson's disease, multiple sclerosis (MS), various forms of dementia, sleep disorders, headaches, brain tumors, strokes, seizures, myasthenia gravis, and chronic pain.