skaterheather05 skaterheather05

23-02-2021
Mathematics

contestada

A, B & C form a triangle where Z BAC = 90°.
AB = 1.2 mm and CA = 3.9 mm.
Find the length of BC, giving your answer rounded to 1 DP

Respuesta :

andrewyang1818 andrewyang1818

23-02-2021

Answer:

Step-by-step explanation:

bc is hypotunuse

therefore 1.2^2+3.9^2=BC^2

4.1(1dp)

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