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8 1/2 = 8.5 + 2 3/4= 2.75 = 11.24 = 11 1/4

Q: John was building a new fence and he wants it to stand 8 1 2 feet above ground level To make sure it is secure he must place it 2 3 4 feet into the ground How long of a post should John buy?

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8.5 + 2.75 = 11.25

Using Pythagoras' theorem the the foot of the ladder should be 12 feet away from the base of the building.

If the engineer's eye is at ground level, then the distance to the point on the building underneath its highest point is 450/tan(22) ft. If the engineer was standing and his eyes were x ft above the ground, the distance is (450-x)/tan(22) ft.

20

7 are there. 5 floors above ground and 2 floors below ground.

Related questions

John was building a new fence, and he wants it to stand 8 1/2 feet above ground level To make sure it is secure he must place it 2 3/4 feet into the ground How long of a post should John buy?

According to Building Control Regulations, the DPC should be a minimum of 150mm above external finished ground level.

8.5 + 2.75 = 11.25

John should buy a post that is 10 feet long. This accounts for the 8 feet above ground level and the 2 feet that needs to be buried in the ground.

My contractor suggested I invest in an above ground pool deck rather than the usual. What is the benefit?

lofty means high, so a lofty building is perhaps a building built high above the ground or maybe a skyscraper?

A cellar (or basement) is below the ground level of a house or building.

a structure that is above ground in which a person/ people may live in work in

1472 feet

The forks should be 1 foot above ground

Skyscrapers maximize the building footprint on the ground, by providing additional square footage for each floor above the first that essentially duplicates the building's footprint.

319 meters = 1046 feet high 77 floors above ground.