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do you know the Pythagorean theorem ?
yes but for the first question i wasnt sure if i were to subtract the values or not
well show me how did yo substitute a b c values
7-3=w i got 4 7+3=w i got 10
no i mean a^2+b^2=c^2 is the equation what did you substitute for a and b
and for c
i got \[\sqrt{58}\]
a^2+b^2=c^2 Pythagorean theorem where c is the longest side hypotenuse how did you get sqrt{58} what did you plugin for a , b and c ? show ur work
i did 7^2+3^2=w^2
well the longest side is hypotenuse which is c in the equation |dw:1449038192358:dw|
|dw:1449038200240:dw|
i did w^2+3^2=7^2 and got C as my answer
yes w^2+3^2=7^2 is correct
ok
how did you cancel out the square from w ?
i think the answer to no2 might be A
why its A ?
is that a guess or any reason ??
it was a guess, but i have my options set on A and B
well if you know how to solve this for w w^2+3^2=7^2 then u will find the answer for 2nd question bec that is the opposite
so is A incorrect?
well you didn't answer my question how would you solve for w w^2=7^2-3^2 w^2=49-9
to cancel out square from w what would you do ?
to cancel out the square you should take square root both sides same the opposite to cancel out the square root you should take square both sides
guessing is not a option at al
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