3 years ago

Struggling please help. Thank you.

Mathematics

1 answer:

guapka [62]3 years ago

3 0

Answer:

Step-by-step explanation:

m∠ABD= m∠CBD (as line BD bisects m∠ABC)

m∠ABD=(3x+6)°

m∠CBD=(7x-3)°

To find x;

3x+6=7x-18

18+6=7x-3x

24=4x

∴x=24/4=6

Thus m∠ABD=m∠CBD= (3x+6)°=3(6)+6=18+6=24°

m∠ABC=m∠ABD+m∠CBD=24°+24°=48°

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