In circle o, and are diameters. the measure of arc ab is 55° and the measure of arc cd is 25°. circle o is shown. line segments a d and b e are diameters. line segments o f and o c are radii. what is the measure of arc e a c? 100° 125° 235° 280°

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?