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JAXKBOI2727:
If a 20-foot ladder makes a 65mc013-1.jpg angle with the ground, how many feet up a wall will it reach? Round your answer to the nearest tenth.
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lovergirl:
We have an angle, a hypotenuse - the ladder length - and we're looking for the opposite side......the sine seems the way to go, here..... sin 65 = opp / 20 multiply both sides by 20 20 sin 65 = opp = about 18.13 ft up the wall
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