Anytime they need to lay out animal pens, crop fields, or buildings on their land and want to maximize the efficient use of that land, they will often survey the area which requires taking angle measurements with rod and level equipment to better understand the lay of the land and mark out where exactly the boundaries will run so as to make sure there are no problems down the road when they start development.
yes they do
Yes
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For navigational purposes
Well, if Edward Cullen the bloodsucking vampire can use trigonometry. Then I am asuming farmers can as well.
how can trigonometry use in metallurgy
One example of an astronomer's use of trigonometry is determining the distance to a star by triangulation.
Mechanics use trigonometry to find angles mostly used in body or chassis work.
The first recorded use of trigonometry came from the Hellenistic mathematician Hipparchus
An architect who designs a bridge would use trigonometry, among other mathematical techniques.
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yes they do
Yes
Yes.
No. I have worked as a Graphic Designer for over 20 years both in Europe an the USA and have never had to use trigonometry.
They use it to measure angles and lengths