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Author Question: Rectangle A is 20 by 30. Rectangle B is a gnomon to rectangle A. The dimensions of rectangle B are (Read 930 times) |
Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.
Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.
Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Illicit drug use costs the United States approximately $181 billion every year.