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A, B & C lie on a straight line.
D, B & Elie on a different straight line.
Z CBE = 630
Work out the angle marked x.
D
X
С
А
B
E
PB Use Keypad

A B amp C lie on a straight line D B amp Elie on a different straight line Z CBE 630 Work out the angle marked x D X С А B E PB Use Keypad class=

Respuesta :

akposevictor

Answer:

x = 27°

Step-by-step explanation:

m<D

m<CBE = 63° (Given)

m<CBE = m<ABD (vertical angles)

m<ABD = 63° (substitution)

x = 180 - (m<ABD + m<D) (Sum of triangle)

x = 180 - (90 + 63)

x = 27°

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