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Mathematics 8 Online
OpenStudy (shaleiah):

@LynFran

OpenStudy (shaleiah):

@mathmath333

OpenStudy (mathmath333):

what is the question

OpenStudy (mathmath333):

there is only a diagram , not text is their on what to find.

OpenStudy (shaleiah):

Find the area of this figure and round to the nearest hundredth.

OpenStudy (shaleiah):

The surface area...

OpenStudy (mathmath333):

|dw:1453762067528:dw|

OpenStudy (mathmath333):

do u know how to find the area of triangle ?

OpenStudy (shaleiah):

Yes, 1/2*b*h

OpenStudy (mathmath333):

yea so find the area of the figure i posted

OpenStudy (shaleiah):

104.5

OpenStudy (mathmath333):

ok so now there six such triangle so surface area of upper part =\(104.5\times 6\)=?

OpenStudy (shaleiah):

627

OpenStudy (mathmath333):

|dw:1453762772637:dw|

OpenStudy (mathmath333):

now we need to find the lower part for that find the area of triangle first i posted now

OpenStudy (shaleiah):

43.5

OpenStudy (mathmath333):

|dw:1453763118481:dw| so now there are 6 such triangles so area of lower part =\(43.5\times 6=?\)

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