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Mathematics 23 Online
OpenStudy (anonymous):

Quadrilateral RSTU is a rectangle with diagonal RT. If mangle RTU = 8x + 4 and angle STR= 3x – 2, find x.

OpenStudy (campbell_st):

the angles are complementary |dw:1331272212940:dw| then 8x +4 + 3x -2 = 90 11x + 2 = 90 I'll let you finish it

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