katiemarie1700 katiemarie1700

27-04-2018
Mathematics

contestada

AB is tangent to O. If AO=12 and BC=25 what is AB ? The diagram is not to scale.

Respuesta :

aencabo aencabo

28-04-2018

12^2 + x^2 = 37^2
144 + x^2 = 1369
x^2 = sqrt(1225)
x = 35

Thus, AB = 35

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