390,372 views
20 votes
20 votes
The following angles are supplementary to each other.

m∠C = (x + 19)° and m∠D = (3x − 19)°

Determine x.

60
45
38
19

User Thomas Levesque
by
2.8k points

2 Answers

8 votes
8 votes

Answer: 45

Explanation:

Did the test.

User DisturbedNeo
by
2.4k points
17 votes
17 votes

Answer:

45

Step-by-step explanation:it gives you the answer chiices if you plug each number into x and then do the equation you will get 180

User Gelldur
by
2.3k points