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Mathematics 10 Online
OpenStudy (anonymous):

(Picture below)

OpenStudy (anonymous):

I believe it is B

OpenStudy (anonymous):

^Thank you ; how did you figure out it was B?

OpenStudy (anonymous):

I Just Kind Of Just Measured.

OpenStudy (harsha19111999):

You can use trigonometric functions. In triangle Abc, Angle A = 30 degrees

OpenStudy (harsha19111999):

So, you will get Cos 30 = adj/ hyp =>root3/2 = 100/ x =>x=200/root3

OpenStudy (harsha19111999):

x is nothing but AC

OpenStudy (anonymous):

^Thank you both ! :)

OpenStudy (anonymous):

You're Welcome (:

OpenStudy (anonymous):

omg marry me! :DD

OpenStudy (harsha19111999):

For the boat problem, you will get option B

OpenStudy (anonymous):

@sourwing - well that escalated quickly... @Harsha19111999 - Yeah, thanks. I'm posted another one just now.. (I think I should cross off the first choice, but I'm not sure..) @lina104

OpenStudy (harsha19111999):

Centeroid is where medians meet so, GQ must be a median

OpenStudy (harsha19111999):

Therefore, EQ=QF

OpenStudy (harsha19111999):

You will get option C

OpenStudy (harsha19111999):

As a median is dived by centroid in ratio 2:1

OpenStudy (anonymous):

^Explanation Correct; Thank you!

OpenStudy (harsha19111999):

:) You are welcome. And Sorry I have to sleep. Its 11:30 PM

OpenStudy (anonymous):

:( Thank you for all your help, greatly appreciated ; sleep well.

OpenStudy (harsha19111999):

No problem. Anytime, thank you

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