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Mathematics 9 Online
OpenStudy (anonymous):

Given the coordinates of the vertices of triangle RST are R(-3, 5), S(4, 5) , and T(4, -2). What is the measure of angle R to the nearest tenth of a degree?

rebeccaxhawaii (rebeccaxhawaii):

WELCOME TO OS !!! i suggest graphing it http://www.desmos.com

Directrix (directrix):

Check the attached drawing of your triangle for accuracy.

Directrix (directrix):

What is the length of side ST? @katiexcarpenter

OpenStudy (mrnood):

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