Ground the angle of elevation to the top
From the point on ground the angle of elevation to the top of a building is 27°. The distance to the base of the building is 45 m. Calculate the height of the building, correct to ONE decimal place.
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Fin's motorboat can make an average of 8 mph. One day he sets out for a trip, only to have the motor break down. Jason rows back at 2mph. When he reaches his dock, he finds that he has been gone 5 hours. How far has he rowed?
Two joggers left their homes, which are 21 miles apart, at same time. They agree to meet at the point somewhere in between in 1.5 hours. If the rate of one of joggers is 2 miles for each hour faster than the other, Determine the rate of each jogge
The cross-country team left school and trotted at 6 miles per hour. Then they ran back to the school at 8 miles per hour. If the total trip took 7 hours. How far was the clubhouse?
A rectangular school hallway is to be tiled with the 6-inch-square tiles. The hallway is 72 feet long as well as 10 feet wide. Lockers along both walls narrow the hallway by 1 foot on each side. How many tiles are required to cover the hallway flo
Discuss how you solve and determine the answer to the following. If 15 m = 63, find the value of 4m.
A water tank is in shape of a right circular cylinder. The base has a radius of 6 feet. If the height of the tank is 20 feet, what is the approximate volume of the water tank?
Perry thinks her hair salon is worth $20,000 and determines that its value will grow at 10% per year compounded annually for next three years. If she sells the business, the funds will be invested at 8% compounded quarterly. Compute the future val
In random birth, the probability of a boy is about 51%. You are interestd in the probability that at most half the newborns in a nursery are boys. In particular, you are interested in how this probability changes as the number of newborns increase
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