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Problem #3 Answered

3: Find x
Solution: x = 5
a2 + b2 = c2
a=3
b=4
c=x
32 + 42 = x2
9+16 = x2
25 = x2
sqrt(25) = x
5 = x
x = 5

:-)

Comments

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0
n8man
n8man

12 years ago

X can also be -5

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zachninme
zachninme

Reply 12 years ago

Lengths can't be negative.

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n8man
n8man

Reply 12 years ago

You never mentioned lengths.

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zachninme
zachninme

Reply 12 years ago

x was the side-length of a "3-4-5" right triangle.

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n8man
n8man

Reply 12 years ago

Never said that

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zachninme
zachninme

Reply 12 years ago

This was in response to the group photo.

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n8man
n8man

Reply 12 years ago

What group photo?

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whatsisface
whatsisface

12 years ago

Thats a standard Pythag triangle isn't it?

0
randName
randName

14 years ago

Well, the question did not state "give the value of x".

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LasVegas
LasVegas

Reply 14 years ago

Yes. I liked Prony's answer. It showed creativity and an certain amount of Smart Ass. "Find x", "It's Here! -->" lol

0
randName
randName

Reply 14 years ago

Well, it is not my answer. There is a whole exam paper full of those type of ansvers. I'll see if I can put the link up.

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zachninme
zachninme

Reply 14 years ago

It said "3. Find x"

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iman
iman

14 years ago

Holy crap you guys make my head hurt :P LOL

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trebuchet03
trebuchet03

14 years ago

a2 + b2 = c2
a=3
b=4
c=x
By Pythagorean theorem -- 3-4-5 triple
x=5

using less lines! :P -- Curious, why did you post this?

0
zachninme
zachninme

Reply 14 years ago

I was bored, and the picture for the Math Group was this problem, so I solved it. Boredom is the spice of life :-P

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trebuchet03
trebuchet03

Reply 14 years ago

slaps head... haha :P