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DungeyDabs
Nombre de usuario
DungeyDabs
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4 Questions
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Geo Homework
1. Two villages A and B lie on opposite sides of a straight river in the positions shown. The perpendicular distance from A to the river is 1 km and that from B to the river is 3 km. The river is 1 km wide and village B is 3 km down the river from village
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DungeyDabs
3 sept 2019
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899
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Parallelogram Problem
The diagonals of a parallelogram intersect at a 45 degree angle. If the diagonal lengths are 8 cm and 10 cm, what is the area of the parallelogram. Would appreciate an answer without trig.
Thanks
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DungeyDabs
12 jul 2019
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1253
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AMHSE Problem - ESCALATORS!!!
An escalator (moving staircase) of n uniform steps visible at all times descends at constant speed. Two boys, A and Z, walk down the escalator steadily as it moves, A negotiating twice as many escalator steps per minute as Z. A reaches the bottom after
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DungeyDabs
7 jul 2019
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3225
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Norman Windows
A Norman window is a window with a semi-circle on top of regular rectangular window. (See the link.) What should be the dimensions of the rectangular part of a Norman window to allow in as much light as possible, if there are only 12 ft of
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DungeyDabs
19 may 2019
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