A 20-foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 10 feet from the base of the building. How high up the wall does the ladder reach? (3 points)

A 20foot ladder is placed against a vertical wall of a building with the bottom of the ladder standing on level ground 10 feet from the base of the building How class=

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Answer:

10√3 feet

Step-by-step explanation:

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