Proofs concerning equilateral triangles About Transcript Sal proves that the angles of an equilateral triangle are all congruent (and therefore they all measure 60Â°), and conversely, that triangles with all congruent angles are equilateral.
Lung disorders or diseases in which a hyperresonant sound is heard upon percussion. small pneumothorax, lung hyperinflation due to emphysema or acute asthma attack.
Bowel Sounds: Bowel sounds are best heard with the diaphragm portion of the stethoscope. Note the character (high-pitched, gurgling, clicking, etc.) and frequency. Normally the sounds occur intermittently at 5-15 times per minute. Judge if the sounds are normal, hypoactive or hyperactive.