For a spherical object to just barely block the sun from your view, the ratio of the length of the object's conical shadow measured from the object to your eye to the object's diameter must be about 108: 1. How far in feet from your eye would a tennis ball with an approximate diameter of 2.7 inches need
to be to just block out the sun? Round your answer to the nearest tenth
3.3
243
10.0
2016

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall