Answers: 1
Mathematics, 21.06.2019 13:30
The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).
Answers: 1
Mathematics, 21.06.2019 17:00
Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.
Answers: 1
Mathematics, 21.06.2019 18:00
What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15
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Mathematics, 21.06.2019 18:00
What is the equation of this graphed line? enter your answer in slope-intercept form in the box.
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The sum of the interior angles of a pentagon is...
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