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Mathematics 13 Online
OpenStudy (anonymous):

What is the surface area of a triangular pyramid if each face has an area of 120 yards^2? A. 30 yards^2 B. 360 yards^2 C. 480 yards^2 D. 600 yards^2

OpenStudy (anonymous):

@ganeshie8

OpenStudy (anonymous):

@Jesstho.-.

OpenStudy (anonymous):

i think its c

OpenStudy (anonymous):

@dan815

OpenStudy (dan815):

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OpenStudy (dan815):

how many faces does it have?

OpenStudy (anonymous):

i worked out my answers im just checking them i think its c

OpenStudy (anonymous):

am i right?

OpenStudy (dan815):

how many faces does it have!

OpenStudy (anonymous):

5

OpenStudy (dan815):

good, each of the faces is 120

OpenStudy (dan815):

so add 120 5 times

OpenStudy (dan815):

120*5=?

OpenStudy (anonymous):

600

OpenStudy (dan815):

ok

OpenStudy (anonymous):

can u help with more plz

OpenStudy (dan815):

only if u are willing to learn

OpenStudy (anonymous):

yep

OpenStudy (anonymous):

OpenStudy (dan815):

okay

OpenStudy (dan815):

i think to understand this u shud see what happens with a cube

OpenStudy (dan815):

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