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Mathematics 20 Online
OpenStudy (anonymous):

find the area of the triangle 18in 15 in and 23.4in and right triangle

OpenStudy (anonymous):

146.4

OpenStudy (anonymous):

does that work?

OpenStudy (anonymous):

nope not an answer choice a.135in2 b.175.5in2 c.210.6in2 or d. 270.2in2

OpenStudy (anonymous):

OpenStudy (anonymous):

hmmm

OpenStudy (anonymous):

do you get it

OpenStudy (anonymous):

yeah im thinking its answer d

OpenStudy (anonymous):

what about the permiter of the polygon

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