3. Find the product 5(18) in two ways using the distributive property: (a) 5(10+8)=
(b) 5(20-2)=

The circumference of a circle is 60 pi cm3what is the radius of the circle

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)

How is working backward similar to solving an equation?