A 20-ft ladder is leaning against a building. If the bottom of the ladder is 12ft from the base of the building how high does the ladder reach? A= 20ft - 12ft A = 8 ft Seems too simple is this a trick question?
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Originally Posted by Mr.Huge A 20-ft ladder is leaning against a building. If the bottom of the ladder is 12ft from the base of the building how high does the ladder reach? A= 20ft - 12ft A = 8 ft Seems too simple is this a trick question? Draw a diagram. 20ft is the hypotenuse of the triangle. 12 ft is one of the legs. Hint: use the pythagorean theorem.
$\displaystyle a^2+b^2=c^2$ $\displaystyle a=12, c=20$
Originally Posted by TheEmptySet Draw a diagram. 20ft is the hypotenuse of the triangle. 12 ft is one of the legs. Hint: use the pythagorean theorem. Diagram:
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