1) The proper angle for a ladder is 75 degrees from the round. Suppose you have a 15 foot ladder. How far from the household you place the base of the ladder? Round to the hundredths.(2 decimal places)

2) A 2323-ft ladder leans against a building so that the angle between the ground and the ladder is 76?.

How high does the ladder reach on the building? Round to the hundredths. (2 decimal places) 

3) The angle of elevation to the top of a Building in NewYork is found to be 11 degrees from the ground at a distance of 1mile from the base of the building. Using this information, find the height of the building. Round to the tenths. Hint: 1 mile =5280 feet

4) Find the area of a triangle with sides of length 10 and22 and included angle 64 degrees. Round to the tenths.