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monnicawilliam
16.05.2021 •
Mathematics
Points A,B, and C form a triangle. Complete the statements to prove that the sum of the interior angles of ABC is 180 degrees
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Ответ:
Step-by-step explanation:
Statements Reasons
1). Points A, B and C form the triangle 1). Given
2). Let DE be a line passing through 2). Definition of parallel lines
B and parallel to AC
3). ∠3 ≅ ∠5 and ∠1 ≅ ∠4 3). Theorem of Alternate
interior angles
4). m∠1 = m∠4 and m∠3 = m∠5 4). Definition of alternate angles
5). m∠4 + m∠2+ m∠5 = 180° 5). Angle addition and definition
of straight lines
6). m∠1 + m∠2+ m∠3 = 180° 6). Substitution
Ответ:
II
Step-by-step explanation:
The opinions of viewers of one television station are not necessarily representative of the population of a region.
Say a community has a thousand people, not everyone of those people would watch that exact station, among those that do watch which would be a few percentage, only a few also would even care to participate in the said survey.
You can't take a survey based on the responses gotten on just one station