Paula spots a glider located at an angle of elevation of 72°. The distance between the glider and Paula is 2,011 feet. To the nearest foot, what is the height of the glider h from the ground?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.