How far is foot of ladder from base of building
60 ft. ladder is leaning against the building and ladder makes the angle of 65 with ground. How far is foot of ladder from base of building and how high up th building does it reach?
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A block of 1.2 kg is hung from a vertical spring, causing the spring to stretch by 2.4 cm. Determine by how much farther will the spring stretch when a 0.60 kg block is added to the 1.2 kg block?
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