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17 votes
17 votes
42. Write an addition sentence about

the angle measures. Use an unknown (x)
for one angle measure.
С
х
Then solve it.
29°
B
А
D

42. Write an addition sentence about the angle measures. Use an unknown (x) for one-example-1
User Christian Bekker
by
2.7k points

2 Answers

30 votes
30 votes

Answer:

180-29=151

Explanation:

User Itamar
by
3.1k points
18 votes
18 votes

151°

Answer:

Question

42. Write an addition sentence about the angle measures. Use an unknown (x) for one angle measure. Then solve it.

Solution given;

∡BAC=29°

∡CAD=x

we have

∡BAC+∡CAD=180°[ sum of angle of linear pair is 180°]

29°=x=180°

x=180°-29°=151°

Explanation:

User Yasitha Bandara
by
3.3k points