2) The mean radius of Earth is 6,731.0 kilometers and the mean radius of Earth's moon is 1,737.5 kilometers. Which of the following is closest to the approximate difference in the mean
circumferences, in kilometers, of Earth and Earth's moon?

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Reflect the point (7,0) across the y-axis

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?