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Mathematics 49 Online
OpenStudy (anonymous):

WILL MEDAL AND FAN!!! Find the area of the figure. Assume the figure is made up of parallelograms and triangles. A. 441 cm² B. 343 cm² C. 539 cm² D. 686 cm²

OpenStudy (anas.p):

How far have you gotten?

OpenStudy (anonymous):

i dont get it

OpenStudy (anonymous):

@PaulaLovesSchool13

OpenStudy (anas.p):

okay, How many figures do see, when divided?

OpenStudy (anonymous):

3

OpenStudy (anas.p):

good, Now do you know the formula of area of a triangle? and the area of a parallelogram?

OpenStudy (anonymous):

parallelogram=b*h i dont know triangle though

OpenStudy (anas.p):

triangle is .5*base * height now i will redraw the fig ...

OpenStudy (anonymous):

I will find a link to help :)

OpenStudy (anas.p):

|dw:1412340037018:dw|

OpenStudy (anonymous):

ok

OpenStudy (anas.p):

the 7 as the base of the triangle the side measuring 21 leaves out 7, because the the total length is 28 as we can see from the upper side

OpenStudy (anas.p):

Now you can take out the are of the parallelogram and triangles separately and add them.

OpenStudy (anas.p):

can you do that?

OpenStudy (anonymous):

C.

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