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15 votes
15 votes
I need this in like 30 minutes help

I need this in like 30 minutes help-example-1
User Unobf
by
3.3k points

2 Answers

18 votes
18 votes

Answer:

angel ABD = 135°

Explanation:

ANGEL ABD+ ANGEL DBC = 180

3x + x = 180

4x = 180

x = 180/4

x = 45

angel ABD = 3x

= 3×45

= 135°

User Rajomato
by
3.0k points
23 votes
23 votes

Answer:

∠ ABD = 135°

Explanation:

The 2 angles form a straight line and sum to 180° , then

3x + x = 184x = 180 ( divide both sides by 4 )

x = 45

Then

∠ ABD = 3x = 3 × 45° = 135°

User Moshezauros
by
3.0k points