SOLUTION: the diagram represent a simplified drawing of the timber cross-section of a roof.find the lengths of the struts BD and EG
fig link http://i1383.photobucket.com/albums/ah310/rizwa
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Question 935731: the diagram represent a simplified drawing of the timber cross-section of a roof.find the lengths of the struts BD and EG
fig link http://i1383.photobucket.com/albums/ah310/rizwanmehboob66izvve/unnamed_zps50683292.jpg
http://s1383.photobucket.com/user/rizwanmehboob66izvve/media/unnamed_zps50683292.jpg.html
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
triangle is isosceles triangle;
,
° => then angles and are ° each
we need to find
use
in triangle , given angle °, then other two angles are ° each
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