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Mathematics 16 Online
OpenStudy (anonymous):

What is the area of this parallelogram? https://media.glynlyon.com/g_geo_2012/12/img_geou12a_45.gif

OpenStudy (anonymous):

A = (b)ase x (h)eight You can use 8 for the (b)ase and what you first have to get is the (h)eight sin 60 = h/6 -> h = 6 x sin 60

OpenStudy (anonymous):

sin 60 = [sqrt(3)]/2

OpenStudy (anonymous):

that's not one of my options though... :T

OpenStudy (anonymous):

I didn't give an explicit answer to match up to any option. You have some work to do to get the answer.

OpenStudy (anonymous):

What you have to do now is put together the pieces I gave you.

OpenStudy (anonymous):

Start with height, what is that? Hint: use my first 2 posts.

OpenStudy (anonymous):

spilt the parallelogram in two triangles find the area of the first triangle using 1/2bhsin thita and muiltiply it with 2

OpenStudy (anonymous):

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OpenStudy (anonymous):

What are your options? You may or may not have to simplify the sqrt(3).

OpenStudy (anonymous):

is 24 sqrt3 the answer

OpenStudy (anonymous):

48 sqrt3 cm^2 48 cm^2 24 sqrt3 cm^2 24 cm^2

OpenStudy (anonymous):

yes it is 24 sqrt 3 cm^2

OpenStudy (anonymous):

|dw:1369674917727:dw|

OpenStudy (anonymous):

thanks >.< i should've paid more attention in class so that i could actually understand this stuff

OpenStudy (anonymous):

You take that "h" and multiply it by "b". "b" is 8 and h is 6 times sqrt(3)/2 So, A = 8 times 6 times sqrt(3) divided by 2 a = 24 times sqrt(3)

OpenStudy (anonymous):

Do you understand the methodology now?

OpenStudy (anonymous):

Just being given an answer won't help you, you need to be able to do a similar problem on your own. This explanation I gave you on how to do that will enable you to solve similar problems now.

OpenStudy (anonymous):

no im still very confused

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