Asked by daniel
a 25 foot ladder leans against the wallit touches the wall 24 feet off the ground if you slide the base of the ladder back 10 feet off the ground how far does it slide down the wall?
Answers
Answered by
Ms. Sue
Use the Pythagorean Theorem as I showed Jenny/Jeremy/you.
Answered by
daniel
but there is an extra number
Answered by
Reiny
original position of foot of ladder
x^2+24^=25^
...
x = 7
so it moves out another 10 feet, so foot is 17 feet from wall
y^2 + 17^2 = 25^2
...
y^2 = 336
y = √336 = appr 18.3
well, it was up 24 feet and now is up only 18.3 feet,
so ....... ??
x^2+24^=25^
...
x = 7
so it moves out another 10 feet, so foot is 17 feet from wall
y^2 + 17^2 = 25^2
...
y^2 = 336
y = √336 = appr 18.3
well, it was up 24 feet and now is up only 18.3 feet,
so ....... ??
Answered by
daniel
im confused how do u get 7
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