xanderugale xanderugale

11-03-2021
Mathematics

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a 20-m ladder is leaning against the wall of a building which is 16m high.how far is the foot of the ladder to the building?

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Respuesta :

Ritmeks Ritmeks

16-03-2021

Answer:

12 m

Step-by-step explanation:

This can be solved using the Pythagorean theorem

a^2 = b^2 + c^2

20^2= 16^2 + c^2

400= 256 + c^2

400-256= c^2

144 = c^2

c = √144

c= 12

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