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Mathematics 8 Online
OpenStudy (anonymous):

I don't know if anyone can understand this, but it's worth a shot.. Solve for x:

OpenStudy (anonymous):

ganeshie8 (ganeshie8):

easy, use triangle sum property

ganeshie8 (ganeshie8):

it says, sum of all angles in a triangle = 180

OpenStudy (anonymous):

What does that meann?

ganeshie8 (ganeshie8):

look at the triangle

ganeshie8 (ganeshie8):

inside of it

ganeshie8 (ganeshie8):

you have one angle = 31

ganeshie8 (ganeshie8):

other angle = x

ganeshie8 (ganeshie8):

other angle is marked wid a square box

ganeshie8 (ganeshie8):

square box means 90. whereever u see a small square box, u can think it as a 90 degree angle ok

ganeshie8 (ganeshie8):

since all angles in a triangle equal 180, we can have this - 31 + x + 90 = 180 solve x

OpenStudy (anonymous):

So I subtract 90 and 31 from 180?

ganeshie8 (ganeshie8):

yes !

OpenStudy (anonymous):

I got 60..

ganeshie8 (ganeshie8):

check again !

ganeshie8 (ganeshie8):

180 - 90 - 31 90 - 31 59

OpenStudy (anonymous):

Oh I did 30 instead of 31..My bad.. So 59 degrees is my answer?

ganeshie8 (ganeshie8):

lol its okay :) yes 59 is the x

OpenStudy (anonymous):

THANK YOUU!

ganeshie8 (ganeshie8):

np :)

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