Suppose you, as an astronaut, used Erastothenes' method to determine the circumference of a new planet you visited. You found that when the sun was overhead at noon at point A it was at a 10 degree angle from the vertical at point B. You know points A and B are 800 km apart. What would you get (approximately) for the circumference of that planet?

Danielle has $127.02 in her account before making any transactions. over the course of a week, danielle makes the following transactions: transaction debit ($) credit ($) birthday check 75.00 night out 66.14 garage sale proceeds 121.58 charitable donation 42.25 doctor’s appointment 115.30 at the end of the week, how much money is in danielle’s account? a. $99.91 b. $27.11 c. $184.41 d. $142.16 select the best answer from the choices provided a b c d

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept