"I need help with this math with medal help please!"
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OpenStudy (tylermckinney16):
Questions here.
OpenStudy (skullpatrol):
Have you used the Pythagorean theorem before?
OpenStudy (tylermckinney16):
yeah
OpenStudy (mrnood):
|dw:1456993889299:dw|
b^2 = c^2-a^2
The others I looked at seem to require the use of 2 principles:
Pythagoras
Sin rule
You should take a look at each one and see if you can break it down into rules that oyu know.
This is not intended as a plcae to post your whoe test for answers
OpenStudy (skullpatrol):
$$\Huge a^2 + b^2=c^2$$
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OpenStudy (skullpatrol):
$$\Huge 2.8^2 + b^2 = 3^2$$
Solve for b :-)
OpenStudy (tylermckinney16):
is it 1.16?
OpenStudy (skullpatrol):
$$\Huge b^2 = 9 -2.8^2$$
OpenStudy (tylermckinney16):
-1.16?
OpenStudy (skullpatrol):
$$1.16 = b^2$$
Not b
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OpenStudy (tylermckinney16):
wait what lol?
OpenStudy (tylermckinney16):
sorry got confused lol.
OpenStudy (tylermckinney16):
oh ok i understand now.
OpenStudy (tylermckinney16):
is it -1.16
OpenStudy (skullpatrol):
Nope, take the square root of 1.16 to get the value of b.
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OpenStudy (tylermckinney16):
This is what i got for the square root 1.07703296143
OpenStudy (skullpatrol):
Yes, I get that too :-)
OpenStudy (tylermckinney16):
So what now?
OpenStudy (skullpatrol):
That is the answer for what is b.
OpenStudy (tylermckinney16):
It says round to the nearest hundreth
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OpenStudy (skullpatrol):
The foot of the ladder is 1.08 m from the base of the wall.
OpenStudy (tylermckinney16):
so thats the answer?
OpenStudy (skullpatrol):
Yup, to the nearest hundredth.
OpenStudy (tylermckinney16):
gave u your medal ill open a new question if ya wanna help.