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Mathematics 8 Online
OpenStudy (anonymous):

What is the area of the equilateral triangle? Round to the nearest square centimeter.

OpenStudy (anonymous):

OpenStudy (black_ninja123):

Do you know what an equilateral triangle is?

OpenStudy (anonymous):

i watched videos but i dont understand it

OpenStudy (black_ninja123):

An equilateral triangle is when all the sides are the same

OpenStudy (anonymous):

i know that

OpenStudy (black_ninja123):

the formula for area of a triangle is \[\frac{ h _{b } *b}{ 2 }\]

OpenStudy (black_ninja123):

Do you have any answer choices

OpenStudy (anonymous):

no i have to write out the answer.

OpenStudy (black_ninja123):

Oh the formula for area of a equilateral triangle is \[\frac{ \sqrt{3} }{ 4 }a ^{2}\]

OpenStudy (black_ninja123):

a means side

OpenStudy (anonymous):

whats the answer?

OpenStudy (black_ninja123):

Now plug in the numbers and you should get 2002.25

OpenStudy (anonymous):

thats it?

OpenStudy (black_ninja123):

yea

OpenStudy (black_ninja123):

Round that to the nearest square centimeter

OpenStudy (anonymous):

i have to round. so 2002. 4?

OpenStudy (black_ninja123):

won't it be 2002.3?

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