Select all that apply. Which symbols could be used to make the following statement true? -15 ___ -19 > < ≥ ≤ = ≠

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)

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180