Asurveyor, standing 100 ft. from the base of a building, measures the angle of elevation to the top of the building to be 75 degrees. how accurately must the angle be measured for the percentage error in estimating the height of the building to be less than 4%?

Anew fountain in the shape of a hexagon will have 6 sides of equal length. on a scale drawing, the coordinates of the vertices of the fountain are: (7.5,5), (11.5,2), (7.5,−1), (2.5,−1), (−1.5,2), and (2.5,5). how long is each side of the fountain?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

Can you me with this question? i'll reward *30 points i just need with this one question so that i could solve the others. * edit: i originally set up the question to reward 30 points, but for some reason i can only reward 15. if you don't get 30, then i'm sorry. i'm still kind of new to this site