an angle measures 49.8 less than the measure of its complementary angle what is the measure of each angle

Translate the following words into an expression: “the quotient of a number and three is five.”

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)

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?