AnswersJHS-Algebra 1A full yearSlopes of Parallel and Perpendicular Lines

Slopes of Parallel and Perpendicular Lines Answers

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✔ –22/3–15/4–25

A
✔ –22/3
B
–15/4
C
–2
D
5
3

–4/3✔ –3/43/44/3

A
–4/3
B
✔ –3/4
C
3/4
D
4/3
4

✔ –21/4–15/4–25

A
✔ –21/4
B
–15/4
C
–2
D
5
5

m =

Answer:

6

6

What can be concluded of the graphed polygon?

A
The slope of side a is .
Option A
B
The opposite sides of the polygon are parallel.
Option B
C
The adjacent sides of the polygon are perpendicular.
Option C
D
The polygon is a rectangle.
Option D
9

Analyze Julia’s work. Is she correct? If not, what was her mistake?

A
Yes, she is correct.
B
No, she did not use the opposite reciprocal for the slope of the perpendicular line.
C
No, she did not substitute the correct x and y values.
D
No, she did not apply inverse operations to solve for the y-intercept.
10

Question text not available

Answers:
Parallel line: y = x +:4/3
Parallel line: y = x +:–22/3
Perpendicular line: y = x +:–3/4
Perpendicular line: y = x +:–21/4
11

–4/3–3/43/4✔ 4/3

Answers:
Parallel line: y = x +:4/3
Parallel line: y = x +:–22/3
Perpendicular line: y = x +:–3/4
Perpendicular line: y = x +:–21/4

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