A surveyor measures two sides and the included angle of a triangular tract of land to be a = 31.96 m, b = 47.25 m, and C = 64.09. (a) Show that a formula for the area A of the tract is A = 1/2ab sin C. (b) Find the area of the tract.
Chapter 4, Review Exercises #79
A surveyor measures two sides and the included angle of a triangular tract of land to be a = 31.96 m, b = 47.25 m, and C = 64.09°.
(a) Show that a formula for the area A of the tract is A = 1/2ab sin C.
(b) Find the area of the tract.
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Related Book For 
Basic Technical Mathematics
12th Edition
Authors: Allyn J. Washington, Richard Evans
ISBN: 9780137529896