For any triangle, the sum of the measure of the three angles equals 180°. Two of the angles have the same measure, a, and the third angle measures 45°. Which of the following equations could be used to determine the measure of a? 2(a+45) = 180 %3D А. В. a+45 = 180 С. 2a-45 180 %3D D. 2a + 45 = 180 %3D
For any triangle, the sum of the measure of the three angles equals 180°. Two of the angles have the same measure, a, and the third angle measures 45°. Which of the following equations could be used to determine the measure of a? 2(a+45) = 180 %3D А. В. a+45 = 180 С. 2a-45 180 %3D D. 2a + 45 = 180 %3D
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter11: Rational And Irrational Numbers
Section11.6: The Pythagorean Theorem
Problem 18WE
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Transcribed Image Text:For any triangle, the sum of
the measure of the three angles
equals 180°. Two of the angles
have the same measure, a, and
the third angle measures 45°.
Which of the following equations
could be used to determine the
measure of a?
2(a+45) 180
A.
%3D
В.
a+45 = 180
С.
2a - 45 180
%3D
D.
2a + 45 = 180
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