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Please help. passed due! find angle ABC.
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Please help. passed due! find angle ABC.

Please help. passed due! find angle ABC.-example-1
User Ondrej Kvasnovsky
by
7.6k points

2 Answers

11 votes

Answer:

so angle abd is 87°. than the equation look like this.

angle abc+ cbd =angle abd

9x -1°+6x+58°=87°

15x+57°=87°

15x=87° - 57°

15x=30°

30/15=x

x=2

angle abc=9x-1°

and 9x-1° equal to 9×2-1 = 18 - 1 = 17

User Pavel Chuchuva
by
6.8k points
4 votes

Answer:

ABC=17

Explanation:

Please help. passed due! find angle ABC.-example-1
User Tory
by
6.8k points
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