A, B & C lie on a straight line.
D, B & E lie on a different straight line.

CBE = 40°.
Work out the angle marked
x

A B amp C lie on a straight line D B amp E lie on a different straight line CBE 40 Work out the angle marked x class=

Respuesta :

Answer:

CBE=40=ABD

x+90+40=180

add

x+130=180

x=50

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