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Mathematics 21 Online
OpenStudy (tal_tal):

Polygon ABCD has the following vertices: A(−3, 3), B(5, 5), C(5, −4), and D(−3, −4) Calculate the area of the polygon. 52 units squared 56 units squared 64 units squared 72 units squared

OpenStudy (tal_tal):

@mathmath333

OpenStudy (error1603):

Post the polygon please?

OpenStudy (tal_tal):

my computer is old and doesn't let me do screenshots :/

OpenStudy (error1603):

I can do without

OpenStudy (error1603):

I'll try

OpenStudy (mathmath333):

https://www.desmos.com/calculator/nd3vpu6kx1

OpenStudy (error1603):

the polygon is 4 sided and the diagonal of polygon divides it into 2 triangles. u need to find the areas of those 2 triangles and just add them

OpenStudy (mathmath333):

u have to break it into rectangle and triangle then it is easy

OpenStudy (tal_tal):

D?

OpenStudy (error1603):

Good!

OpenStudy (tal_tal):

thank you guys :)

OpenStudy (tal_tal):

I dunno who to medal XD

OpenStudy (mathmath333):

i counted 64

OpenStudy (tal_tal):

okayyyy ummm XD

OpenStudy (error1603):

Let me see what I did wrong.

OpenStudy (mathmath333):

good luck

OpenStudy (misty1212):

HI!!

OpenStudy (misty1212):

it is not 72, not sure if you got the answer or no

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