brownnnkamrynn
brownnnkamrynn
30-11-2020
Mathematics
contestada
need help please!!!!!!!!!!!!!!
Respuesta :
Karangamer
Karangamer
30-11-2020
Answer:
(AD)^2=(AB)^2-(BD)^2
(AD)^2=(15)^2-(12)^2
(AD)^2=225-144
AD=√81
AD=9.
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