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Mathematics 20 Online
OpenStudy (anonymous):

Help~! I'll put in screenshot

rebeccaxhawaii (rebeccaxhawaii):

oki

OpenStudy (anonymous):

rebeccaxhawaii (rebeccaxhawaii):

http://prntscr.com/ahg5sf so the chart say 10 but the actual is 40

rebeccaxhawaii (rebeccaxhawaii):

so what is the area of region C on the chart A= L x W

OpenStudy (anonymous):

Um, in all honesty I'm unsure

rebeccaxhawaii (rebeccaxhawaii):

do you know where region c is?

OpenStudy (anonymous):

Yes, but I don't know what the actual length is A=40x3 A=120?

rebeccaxhawaii (rebeccaxhawaii):

no follow my steps

rebeccaxhawaii (rebeccaxhawaii):

what is the length and width? what does it say on the chart without multiplying 4

OpenStudy (anonymous):

Without multiplying it by 4? I'm sorry what do you mean by that T-T

rebeccaxhawaii (rebeccaxhawaii):

remember that the actual is 4 times what it shows on the chart tell me the length and width of region c

OpenStudy (anonymous):

Oh, A= 3*8 ?

rebeccaxhawaii (rebeccaxhawaii):

okay so what is 3 x 8 = ?

OpenStudy (anonymous):

24

rebeccaxhawaii (rebeccaxhawaii):

okay then you multiply that by 4

rebeccaxhawaii (rebeccaxhawaii):

thats for region c

OpenStudy (anonymous):

Oh that was easy, I made it really difficult for myself for some reason

rebeccaxhawaii (rebeccaxhawaii):

okay for E what is the length and width?

OpenStudy (anonymous):

A=2*6 ?

rebeccaxhawaii (rebeccaxhawaii):

yes great so area of a triangle is |dw:1458434248353:dw|

rebeccaxhawaii (rebeccaxhawaii):

so what is 6*2=?

OpenStudy (anonymous):

12

rebeccaxhawaii (rebeccaxhawaii):

okay then divide by 2

OpenStudy (anonymous):

6, but that isn't one of the answer choices :o

rebeccaxhawaii (rebeccaxhawaii):

remember : to get actual size just multiply that by 4 to get actual size

rebeccaxhawaii (rebeccaxhawaii):

6 is the size shown on chart not the actual size so 6 x 4

OpenStudy (anonymous):

wait so 24

OpenStudy (anonymous):

12?

rebeccaxhawaii (rebeccaxhawaii):

yes its 24

OpenStudy (anonymous):

that isn't one of the answer choices D:

rebeccaxhawaii (rebeccaxhawaii):

actually you may need to multiply by 4 first

rebeccaxhawaii (rebeccaxhawaii):

|dw:1458434510834:dw|

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