Parallel and Perpendicular Lines

Question 1

AE AC BD✔ DC

Revolt · Accepted Answer

DC; Selection 1: DC

Question 2

Planes M and N intersect at line d. Line a forms a right angle with line d. Line b is diagonal and crosses line d. Line c is on plane N and is diagonal. Line e is on plane M and is slightly diagonal at the top of the plane.Which are skew lines? Check all that apply.

Revolt · Accepted Answer

c and b; e and c; a and c

Question 3

Are the lines in the diagram perpendicular, parallel, skew, or none of these? l and m: l and n: m and n:

Revolt · Accepted Answer

none of these; l and m:: none of these; l and n:: skew; m and n:: perpendicular

Question 4

perpendicular parallel✔ skew none of these

Revolt · Accepted Answer

skew

Question 5

✔ perpendicular parallel skew none of these

Revolt · Accepted Answer

perpendicular

Question 6

Planes Q and R are parallel. Explain how you know lines a and b are skew.

Revolt · Accepted Answer

Skew lines do not lie in the same plane. Skew lines do not intersect. a and b lie in different planes. a and b do not intersect.

Question 7

What did you include in your response? Check all that apply.

Revolt · Accepted Answer

Skew lines do not lie in the same plane.; Skew lines do not intersect.; a and b lie in different planes.; a and b do not intersect.

Question 8

Segment TQ is 26 units long. What is the length of QV?

Revolt · Accepted Answer

31 units

Question 9

The length of TR is 17 units. What are the lengths of SV and QT? SV = ⇒ 41 units QT = units

Revolt · Accepted Answer

⇒ 41: 110238; 21

Question 10

⇒ 23

Revolt · Accepted Answer

110241

Parallel and Perpendicular Lines Answers

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