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Mathematics 11 Online
OpenStudy (anonymous):

Each base angle of an isosceles triangle measures 55 degrees '30. Each of the congruent sides is 10 centimeters long. Estimate the following problems to the nearest tenth: a. Find the altitude of the triangle. b. What is the length of the base? c. Find the area of the triangle.

OpenStudy (valpey):

|dw:1415233344963:dw| How comfortable are you with estimating? Law of Sines? Law of Cosines?

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