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Mathematics 16 Online
OpenStudy (anonymous):

Last one I can't figure out how to find the measures of the angles?

OpenStudy (aaronandyson):

Yes,question?

OpenStudy (anonymous):

I need to figure out the measures of all the angles...

OpenStudy (aaronandyson):

Find the measure of an angle in a triangle using the other two angles. ... Find the side length of a triangle using angle-angle criterion. ... Find the measurements of corresponding angles. ... Find the measurements of vertical and adjacent angles. ... Find the measurements of alternate interior and alternate exterior angles.

ganeshie8 (ganeshie8):

Are you given that the two horizontal lines shown are parallel ?

OpenStudy (anonymous):

Yes

ganeshie8 (ganeshie8):

Good. Look at the given diagram. angles 1 and 2 are linear pair angles so they add up to 180 : \[113+\angle 2 = 180 \implies \angle 2 = ?\]

OpenStudy (anonymous):

...67? Would it be the same for angles 4, 6, and 8??

ganeshie8 (ganeshie8):

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ganeshie8 (ganeshie8):

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