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A 12-foot ladder is leaning against the side of a building. The bottom of the ladder is 5 feet from the wall. How many feet above the ground does the ladder touch the wall?

A. 119−−−√ feet
A. square root of 119 feet,

B. 7 feet
B. 7 feet

C. 13 feet
C. 13 feet

D. 134−−−√ feet

Respuesta :

Answer:

Option A, √119

Step-by-step explanation:

Let the height be x foot

12^2=5^2+x^2

or, x = ±√119

since distance can't be negative, so it's x = √119

Answered by GAUTHMATH

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