Seudónimo Seudónimo

19-12-2020
Mathematics

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Lena’s guest house is 15 m long and 12 m wide. How long is the diagonal of the house?

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bigheadjay1 bigheadjay1

19-12-2020

lena’s guest house is 8 m long

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jessiepratap jessiepratap

21-12-2020

answer : 19.21m

(split the house into 2 right angle triangles)
(using pythagoras - a^2+b^2+c^2)

15^2 + 12^2 = d^2
225 + 144 = d^2
369=d^2
d=(square root of 369)
d=19.2094
which rounds to 19.21

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