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Mathematics 15 Online
OpenStudy (anonymous):

A parallelogram has the vertices (-1, 2), (4, 4), (2, -1) and (-3, -3). Determine what type of parallelogram. Find the perimeter and area

OpenStudy (welshfella):

a rough diagram will help

OpenStudy (welshfella):

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OpenStudy (welshfella):

you can see from that that its not a square or rectangle If 2 adjacent sides are equal its a rhombus.

OpenStudy (welshfella):

use the ditance formula to find the distance between (-1,2) and (4,4) and between (4,4) and ((2,-1)

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