Tell whether these lines are parallel, perpendicular, or neither 16x - 8y = -8

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

What is not true about kl and mn? what is mn? (show your work)

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.