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Mathematics 20 Online
OpenStudy (anonymous):

Which of the following quadrilaterals have diagonals that are perpendicular to each other?

OpenStudy (anonymous):

A. Rectangle B. Parallelogram C. Rhombus D. Square

OpenStudy (anonymous):

draw each and draw the diagonals :)

OpenStudy (anonymous):

|dw:1366340168841:dw|

OpenStudy (anonymous):

so which one of those makes a 90 degree angle?

OpenStudy (anonymous):

|dw:1366340270156:dw|

OpenStudy (anonymous):

rectangle and square :/

OpenStudy (anonymous):

square

OpenStudy (anonymous):

a rectangle makes angles bigger than 90 and less than, a square is the only one becuase all the sides are the same length. @juliette_g please dont just give answers.

jimthompson5910 (jim_thompson5910):

any rhombus has perpendicular diagonals

jimthompson5910 (jim_thompson5910):

any square is a rhombus, so that's why you'll have those two answers

OpenStudy (anonymous):

so it is those two :/

jimthompson5910 (jim_thompson5910):

yes

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