An amplifier has a 50 watt output and a 5 watt input. what is the gain in decibels for the amplifier, rounded to the nearest decibel?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder