# Geometry

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The foot of a ladder is placed 6 feet from a wall. If the top of the ladder is 8 feet up on the wall, how long is the ladder?

• Geometry -

• Geometry -

Okay.. whats the Pythagorean theorem again?

• Geometry -

a^2 + b^2 = c^2
c is the hypotenuse and a and b are the perpendicular sides of a right triangle

• Geometry -

Okay i think i got it.
a^2 + b^2 = c^2
6^2 + 8^2 = c^2
36 + 64 = c^2
sqrt of 100 = sqrt of c^2
10ft = C

Is that right?

• Geometry -

yep

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