asked 14.8k views
2 votes
Ellen's teacher wants her to draw a triangle. She starts by drawing a line 10 centimeters long and two angles, 40° and 70°. What will the third angle measure?

A) 40°
B) 50°
C) 60°
D) 70°
please explain!!!

2 Answers

5 votes

Answer:

d.70

Explanation:

answered
User Rowan Miller
by
8.0k points
3 votes
the total must be 180
40 + 70 + X = 180
the third one is = D.70
answered
User Hrchen
by
7.9k points
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