Myth: A normal heart rate is 60-100 beats per minute. That's the old standard. Many doctors think it should be lower. About 50-70 beats per minute is ideal, says Suzanne Steinbaum, MD, director of women's heart health at Lenox Hill Hospital.
The Square Deal was a program started by President Theodore  Roosevelt's based on conservation of natural resources, control of  corporations, and consumer protection. Oftenâ¦ referred to as the  three C's of Roosevelt's Square Deal.
Who invented the principle of completing the square?     The Balylonians (around 400BC) first developed the algorithmic method for completing the square. But they didn't do it using equations, which they had no concept oâ¦f, just a set of rules for particular cases. The Greeks, such as Euclid, showed geometrical proofs of the method. But it wasn't until the Persian mathematician al-Khawarizmi in the 9th century that the general algorithm was written down.