Question

An architect plans to make a drawing of the room of a house. The segment LM represents the ceiling of the room. He wants to construct a line passing through Q and perpendicular to side LM to represent a wall of the room. He uses a straightedge and compass to complete some steps of the construction, as shown below:

Answer 1

Which of these is likely to be his next step in constructing the perpendicular line?

Fix the compass at Q, and draw an arc below the line.
Fix the compass at L, and draw an arc above the line.
Without changing the width, and position of the compass, draw an arc between L and M.
Without changing the width of the compass, place the compass at M, and draw an arc.

Answer 2

@tanya123 please help me

Answer 3

@zepdrix please help me

Answer 4

@Jaynator495 please help me

Answer 5

@Directrix please help me

Answer 6

Generally, you get better and faster help if you FIRST show your own workings.

Answer 7

Fact: In the old days, picking up the compass meant that you lost the distance it was marking.

Answer: You need two points or equal distance from L. The point P is one such point. Keep drawing that circle!

Answer 8

I think the answer is B. Not 100% sure though.

Answer 9

u there?

Answer 10

http://www.mathopenref.com/constperpextpoint.html

Answer 11

@MrNood please help me

Answer 12

Look at my link above and you can o your problem

Answer 13

eliesaab's link explains what to do.