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Mathematics 24 Online
OpenStudy (anonymous):

Given three distinct quadrilaterals , a square . a rectangle , and a rhombus , which quadrilaterals must have perpendicular diagonals ? 1) the rhombus , only 2) the rectangle and the square 3) the rhombus and the square 4) the rectangle , the rhombus , and the square why?

OpenStudy (confusionist):

Rhombus and the square. :)

OpenStudy (anonymous):

@Confusionist why

OpenStudy (confusionist):

Draw it out. :) http://prntscr.com/2fb3s1

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