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2 cards from this section. Quick, good the night before a test.
What is the formula for calculating the area of a triangle?
Think about how you can visualize a triangle.
Define geometry in your own words.
Consider what types of shapes come to mind.
What is the primary use of geometry in surveying?
Think about how we define land area.
True or False: Trigonometry is only useful in surveying and not in other fields.
Consider other fields where angles and distances are relevant.
A tree is standing 100 feet away from a surveyor. If the angle of elevation to the top of the tree is 30 degrees, calculate the height of the tree.
Use tan(θ) = opposite/adjacent.
You are surveying a triangular plot of land. The base measures 50m and the height is 20m. What is the area?
Recall the area formula for triangles.
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