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Mathematics 9 Online
OpenStudy (rootbeer003):

help?

OpenStudy (rootbeer003):

geerky42 (geerky42):

|dw:1463701191626:dw|

geerky42 (geerky42):

So just figure out the area of triangle then multiply it by 6.

geerky42 (geerky42):

Our triangle: |dw:1463701301748:dw|

OpenStudy (rootbeer003):

ya idk

jhonyy9 (jhonyy9):

formula for area of triangle = base time height divide 2 so than what will get for area of one triangle ?

OpenStudy (rootbeer003):

i got 2187

jhonyy9 (jhonyy9):

A = 18*9sqrt3 /2 = 9*9sqrt2 = 81sqrt2 yes ? so this will be area of a triangle but you know that there are 6 same triangles so how many willbe total area ?

jhonyy9 (jhonyy9):

total area = 6*81sqrt2 = 486sqrt2 yes ?

geerky42 (geerky42):

It's \(\sqrt3\)

jhonyy9 (jhonyy9):

ok sorry my mistaque so than will be right 841 cm^2

jhonyy9 (jhonyy9):

ty. @geerky42

OpenStudy (rootbeer003):

ok ty

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