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Mathematics 8 Online
OpenStudy (anonymous):

what is the area of the polygon plz help

OpenStudy (anonymous):

sam (.sam.):

You can cut them in a few rectangular sections then use \(A=B \times H\) for each area

sam (.sam.):

Then just add them up

OpenStudy (anonymous):

|dw:1367606564406:dw| like that :/

sam (.sam.):

Yup

sam (.sam.):

|dw:1367606671728:dw|

sam (.sam.):

You can use the rectangular area formula then add the three areas and you will get the total area

OpenStudy (anonymous):

so i multilpy 17 x 3 then 14 x 16 then 12 x 2 :/

sam (.sam.):

Correct and then add them up

OpenStudy (anonymous):

i 299 thats my answer then right :?

sam (.sam.):

Yes

OpenStudy (anonymous):

in this csae it would be sq units right ???

OpenStudy (anonymous):

*case

sam (.sam.):

yes

OpenStudy (anonymous):

the answer the computer gave me was 271 o.O why ??

sam (.sam.):

What do you mean?

OpenStudy (anonymous):

my answer was 271 sq units

sam (.sam.):

Should be 17(3)+14(14)+12(2)

sam (.sam.):

|dw:1367607671053:dw|

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