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Mathematics 17 Online
OpenStudy (anonymous):

PLEASE help!!! 1 medal and fan What is the first step in the construction of a perpendicular line from point P to line m? Measure the distance from point P to line m. Use a straightedge to draw a perpendicular line to line m through point P. Construct an arc that intersects line m at two points. Add a point below line m and connect the points. https://rialto5819-ehs-pps.gradpoint.com/Resource/2146263,72F,0,0,0,0,0/Assets/testitemimages/geometry_a/parallel_and_perpendicular_lines/mc155-1.jpg

OpenStudy (anonymous):

@jim_thompson5910

jimthompson5910 (jim_thompson5910):

any ideas?

jimthompson5910 (jim_thompson5910):

I'll tell you right now that "Use a straightedge to draw a perpendicular line to line m through point P. " is the last step you would do (since this is EXACTLY what you want to do) so it's definitely not the first step so you can eliminate choice B

OpenStudy (anonymous):

I THINK ITS A

jimthompson5910 (jim_thompson5910):

you can't measure distances because rulers aren't allowed in geometry

jimthompson5910 (jim_thompson5910):

strange fact, but true only straightedges and compasses are allowed

OpenStudy (anonymous):

THEN MY 2ND CHOICE IS C

jimthompson5910 (jim_thompson5910):

why C?

OpenStudy (anonymous):

i dont know it just sound right

jimthompson5910 (jim_thompson5910):

how does it sound right? do you have any reasons to back it up?

OpenStudy (anonymous):

no

jimthompson5910 (jim_thompson5910):

you are correct, it is C, but hopefully it wasn't a guess? if so, then I recommend you look through your notes on how to construct perpendicular lines

OpenStudy (anonymous):

thank you :)

jimthompson5910 (jim_thompson5910):

yw

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