Answer:
85°
Step-by-step explanation:
Since all angles of a triangle add up to 180°, subtracting the sum of the two given angles from 180° should give you 85° as the missing angle.
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Answer:
The third one....
it fulfill all required characteristics of lines given.
The tree is 15 feet tall due to the fact that the ratio between height and shadow length is 3 to 2.