The quotient of 20 and four, multiplied by 10 as an expression

Although changes result from business transactions, the equality of the fundamental bookkeeping equation must remain. t/f

What is the frequency of the sinusoidal graph?

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units