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raketka [301]
3 years ago
11

A 12ft- ladder leans against the side of a house. The bottom of the ladder is 7ft from the side of the house. How high is the to

p of the ladder from the ground? If necessary, round your answer to the nearest tenth.
Mathematics
1 answer:
julsineya [31]3 years ago
8 0
Ladder forms a right triangle with base 7 and hypotenuse 12, so

7²+h²=12². where h is the height
49+h²=144
h²=91
h=√91 or about 9.5

ladder touched the building about 9.5 ft up
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