kevinmasakazu1 kevinmasakazu1

18-05-2021
Mathematics

contestada

Please help me with this

Please help me with this class=

Respuesta :

clarch19 clarch19

20-05-2021

Answer:

x = 5

m∡B = 66°

Step-by-step explanation:

these two angles are same-side interior angles, which are supplementary

8x + 74 + 2x + 56 = 180

10x + 130 = 180

10x = 50

x = 5

m∡B = 2(5) + 56 = 66°

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