Which equation best represents the line of best fit for the scatter plot? a) y= 2.5x + 25 b) y= -2.5x + 20 c) y= -0.05x + 20 d) y= -0.005x +22.5

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Which statement justifies why angle ebc measures 90?

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?