daraneeameera2008 daraneeameera2008

07-03-2022
Mathematics

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Help plsssssssssssssss

Help plsssssssssssssss class=

Respuesta :

mathstudent55 mathstudent55

07-03-2022

Answer:

38

Step-by-step explanation:

The sum of the measures of the 4 angles is 180°.

m<A + m<B + m<C + m<D = 180

60 + 2x + 3x + 25 = 180

5x + 85 = 180

5x = 95

x = 19

m<B = 2x = 2(19) = 38

Answer: 38

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