4. The measure of each of the congruent angles of an isosceles triangle is 9 degrees less than 4 times the measure of the vertex angle Find each angle. What angle classification is this triangle? Explain your answer.
4. The measure of each of the congruent angles of an isosceles triangle is 9 degrees less than 4 times the measure of the vertex angle Find each angle. What angle classification is this triangle? Explain your answer.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter3: Triangles
Section3.3: Isosceles Triangles
Problem 23E: A surveyor knows that a lot has the shape of an isosceles triangle. If the vertex angle measures 70...
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Transcribed Image Text:4. The measure of each of the congruent angles of an isosceles triangle is 9 degrees less than 4 times the
measure of the vertex angle Find each angle. What angle classification is this triangle? Explain your answer.
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