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Mathematics 9 Online
OpenStudy (anonymous):

How far up a wall will an 11 meter ladder reach, if the foot of the ladder must be 4 meters from the base of the wall? Round to the nearest hundredth

OpenStudy (jkristia):

Do you know how to find the side length of right angled triangle if you have 2 sides given?

OpenStudy (anonymous):

no @jkristia

OpenStudy (jkristia):

have you head of Pythagorean theorem? \[a^2 + b^2 = c^2\] In your case the ladder is 'c' in this equation. Can you see how to solve it now ?

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