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25-07-2021
Mathematics

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two sides of a triangle have lengths 7 and 17. find the range of possible length for the third side

Respuesta :

25-07-2021

by using Pythagoras theorem c2= a2 + b2

so let's say c= 17 and a= 7, let's calculate for b

(17)^2 = (7)^2 + b2

289= 49+b2

289 - 49 = b2

240 =b2

√249 = b

b = 15 . 49

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