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Mathematics 20 Online
OpenStudy (tylermckinney16):

help please.

OpenStudy (tylermckinney16):

Questions here.

OpenStudy (tylermckinney16):

@Astrophysics

OpenStudy (wolf1728):

x^2 = 15^2 +8^2

OpenStudy (wolf1728):

x^2 = 225 + 64

OpenStudy (tylermckinney16):

Is that the answer?

OpenStudy (tylermckinney16):

@welshfella

OpenStudy (welshfella):

I don't think so x seems to be the part of the line outside of the circle - but i may be wrong

OpenStudy (welshfella):

it it refers to the whole line then you are right - you need to take square root

OpenStudy (tylermckinney16):

Take the square root of what exactly?

OpenStudy (tylermckinney16):

@welshfella

OpenStudy (tylermckinney16):

@FaiqRaees @Astrophysics @Mythorius

OpenStudy (welshfella):

to find x you take square root of x^2

OpenStudy (tylermckinney16):

Is it 1?

OpenStudy (tylermckinney16):

@welshfella

OpenStudy (tylermckinney16):

@rebeccaxhawaii

OpenStudy (tylermckinney16):

@simplymarie_x

OpenStudy (tylermckinney16):

@Aveline

OpenStudy (aveline):

|dw:1459967596124:dw|

OpenStudy (aveline):

\[a^{2} + b^{2} = c^{2}\]

OpenStudy (aveline):

C squared is the hypotenuse, which is the side opposite of the right angle.

OpenStudy (aveline):

@TylerMckinney16

OpenStudy (tylermckinney16):

uh 8?

OpenStudy (tylermckinney16):

wait X i mean

OpenStudy (aveline):

Remember, the hypotenuse is always the longest side of the triangle. Let's make a=8 and b=15 (order doesn't really matter) 8^2+15^2=c^2 64+225=c^2 289=c^2 square root each side: 17=c

OpenStudy (tylermckinney16):

Oh ok.

OpenStudy (tylermckinney16):

Is that the answer?

OpenStudy (aveline):

Yeah, do you understand it?

OpenStudy (tylermckinney16):

Yeah :) thanks ur really good.

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