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Kamila [148]
3 years ago
15

A 12-ft ladder is leaning on a building. If the base of the ladder is placed 5 feet from the building, approximately how high do

es the ladder reach?
A. 13 ft
B. 7 ft
C. 11 ft
D. 14 ft
Mathematics
2 answers:
nevsk [136]3 years ago
4 0
The answer is C using the Pythagorean theorem, A^2 + B^2 equals C^2.
Citrus2011 [14]3 years ago
3 0
A^2+b^2=c^2

5^2+b^2=12^2

25+b^2=144

b^2=144-25

b^2=119

SQUARE ROOT BOTH SIDES:

b=10.9

The answer is c.
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