Question

a 34-foot ladder reaches a height of 30 feet leaning against the side of a building how far is the bottom of the ladder from the base of the building in feet

Answer 1

Answer:

Step-by-step explanation:

A

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B        C

Let AB be the building, AC be the ladder and BC be the length btw the base of the ladder and the building

Δ ABC is a right angled triangle,

AB² + BC² = AC²

BC² = AC² - AB²

      = 34² - 30²

      = 1156 - 900

BC² = 256

BC   = 16 feet