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?

John was building a new fence, and he wants it to stand 8 ½ feet above ground level. To make sure it is secure he must place it 2 ¾ feet into the ground. How long of a post should John buy?

Answer This Question

Related Questions

math - John as building a new fence and wants it to stand 81/2 feet above ground...

math - john was building a new fence and he wnats it to stand 8 1/2feet above ...

calculus - A fence 8 feet tall stands on level ground and runs parallel to a ...

Calculus - A fence 5 feet tall runs parallel to a tall building at a distance of...

math - A 150-foot-long ramp connects a ground-level parking lot with the ...

math - A 150-foot-long ramp connects a ground-level parking lot with the ...

Math - John is building a fence that is 6 feet high and 18 feet wide to put ...

Math - A 10-foot fence was set 2 5/6 feet into the ground. What is the exact ...

math ,geometry - John is building a fence that is 6 feet high and 18 feet wide ...

Math: Calculus - A fence 6 feet tall runs parallel to a tall building at a ...