Find value of angle ABC please answer it fast question number 8 here
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Answered by
0
Answer:
20 degree
Step-by-step explanation:
use the property of angles pp to equal sides are equal.
angle a = 40
Answered by
0
Answer:
20°
Step-by-step explanation:
in triangle ADC.
AD=DC
ANGLE DAc=dca=40°
angle A + D + C=180°
40+D+40=180
D=100
in triangle ADB
BDA+ADC=180 (LINEAR PAIR)
BDA=80
BDA+BAD+ABD=180 (ANGLE SUM PROPERTIES)
80+80+BAD=180(BDA=ABD)
BAD=20°
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