How does one do this? I’ve tried and still can’t get it please help

asked Jul 1, 2021 214k views

0 votes

by Derdc

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4 votes

Answer:

Explanation:

An angle bisector cuts an angle into two equal parts. So m∠ACE = m∠ECB.

m∠ACE = m∠ECB

2x − 15 = x + 5

x = 20

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