192k views
5 votes
Can someone help me with this question please

Can someone help me with this question please-example-1
User Cliff
by
6.4k points

2 Answers

4 votes
Don’t know the answer because I can’t see the picture
User Itsik
by
6.0k points
1 vote

Answer:

<ADB = 70°

Explanation:

Given: AD bisects <CAB and <CAB = 80° then <CAD = < DAB = 80/2 = 40°

ΔADB is an isosceles triangle so <ABD = <ADB

So

<ADB = 1/2 (180 - 40)

<ADB = 1/2 (140)

<ADB = 70° also <ABD = <ADB = 70°

Answer

<ADB = 70°

User Tanatos
by
5.8k points