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Mathematics 16 Online
OpenStudy (briellshaw):

I need help http://goo.gl/45LflC

Vocaloid (vocaloid):

first: calculate the areas of the two triangles area = (1/2) * base * height where base = 8 and height = 8

Vocaloid (vocaloid):

what is the area of one triangle?

OpenStudy (briellshaw):

32

Vocaloid (vocaloid):

good, now we double that b/c there are 2 triangles, so 64

Vocaloid (vocaloid):

now we calculate the area of the smaller rectangles if Length = 10 and width = 8, what's the area of one rectangle?

OpenStudy (briellshaw):

144

Vocaloid (vocaloid):

nope

Vocaloid (vocaloid):

width*length = ?

OpenStudy (briellshaw):

10*8=80+64

OpenStudy (briellshaw):

@Vocaloid

Vocaloid (vocaloid):

almost

Vocaloid (vocaloid):

there are two rectangles so we have 80 + 80 + 64

Vocaloid (vocaloid):

now we have one more rectangle

Vocaloid (vocaloid):

width = 10 length = 11.3, area = ?

OpenStudy (briellshaw):

huh???

Vocaloid (vocaloid):

what's the area of a rectangle with width of 10 and length of 11.3?

Vocaloid (vocaloid):

(i'm talking about the rectangle on the far right)

OpenStudy (briellshaw):

113

Vocaloid (vocaloid):

good now add all the numbers together and you'll have your answer

Vocaloid (vocaloid):

113 + 64 + 80 + 80 = ....

OpenStudy (briellshaw):

337

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