tresgarcia tresgarcia

12-09-2020
Mathematics

contestada

If DE bisects <ABC.find the value of x if m<ABC=7x+29 and m<DBC=99°

Respuesta :

abidemiokin abidemiokin

20-09-2020

Answer:

19

Step-by-step explanation:

If DE bisects <ABC, this means that <ABE = <EBC

Also <DBC+<EBC = 180

99+<EBC = 180

<EBC = 180-99

<EBC = 81

Also <ABC =<ABE+<EBC

<ABC =<EBC+<EBC

7x+29 = 81+81

7x = 162-29

7x = 133

x = 133/7

x = 19°

Hence the value of x is 19°

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