Will give ! which of the following shows the length of the third side, in inches, of the triangle below?

Can someone me and plz do the problem

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)

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals