RubaniK646968 RubaniK646968
  • 25-10-2022
  • Mathematics
contestada

A ladder is 12 ft tall, and the base is 4 ft from the house. How high up thehouse does the ladder reach? Round to the nearest tenth of a foot.

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LiliyaX479853 LiliyaX479853
  • 25-10-2022

ok

t = 12

b = 4

h = ?

[tex]\begin{gathered} \text{ 12}^2=4^2+h^2 \\ \text{ h}^2\text{ = 144 - 16} \\ \text{ h}^2\text{ = 128} \\ \text{ h = }\sqrt[]{128} \\ h\text{ = 11.3 ft} \end{gathered}[/tex]

height = 11.3 ft

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