JosephPapi JosephPapi

15-01-2021
Mathematics

contestada

BD is the angle bisector of ZABC
\sx-y
B
2x+y
D
14+y
/x+13
x=[?]

BD is the angle bisector of ZABC sxy B 2xy D 14y x13 x class=

Respuesta :

20-01-2021

Answer:

x = 7

Step-by-step explanation:

BD is an angle bisector of ∠ABC,

Therefore, by angle bisector theorem,

∠ABD ≅ ∠CBD

m∠ABD = m∠CBD

(2x + y) = (14 + y)

2x = 14

x = 7

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