Given :
stilt length- 15 feet
number of braces- 5
length of base using Pythagorean's theorem:
base length= √17²-15²
=√289-225
=√64 =8
length of base we got = 8
length of house= base length × number of braces
= 8×5 = 40 feet
length of house= 40 feet
To know about Pythagorean's theorem click the link below
brainly.com/question/14930619
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