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Mathematics 13 Online

OpenStudy (anonymous):

will award medal and fan if you help!!!!! PLEASE ANYONE HELP MEEE!!!! An equilateral triangle has an apothem of 5 cm. Find the perimeter of the triangle to the nearest centimeter. A. 26 cm B. 52 cm C. 75 cm D. 100 cm

11 years ago

OpenStudy (anonymous):

|dw:1405205559313:dw|

11 years ago

OpenStudy (anonymous):

I got C

11 years ago

OpenStudy (anonymous):

how did you get c

11 years ago

OpenStudy (mathmate):

Hint: use Pythagoras to solve for x, then the perimeter is 6x. |dw:1405206023408:dw|

11 years ago

OpenStudy (anonymous):

oh i get it thank you

11 years ago

OpenStudy (anonymous):

your welx if you were talking to me

11 years ago

OpenStudy (mathmate):

Same here! :)

11 years ago

OpenStudy (mathmate):

@BVB4life Note: The hypotenuse is 10 cm because the centroid of a triangle is on the median at 2/3 of the length of the median from the vertex.

11 years ago

OpenStudy (anonymous):

thank you so much

11 years ago

OpenStudy (mathmate):

You're welcome! :)

11 years ago

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