Regular Polygons Inscribed in a Circle
Geometry · Flashcards · Application
GEOMETRY · FLASHCARDS
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QUESTION
Which option is correct: To construct a perpendicular to
ℓ
\ell
ℓ
through
P
P
P
on
ℓ
\ell
ℓ
, what is needed first?
QUESTION
Identify the error: Measuring
A
B
AB
A
B
with a ruler to copy a segment in compass-and-straightedge construction.
QUESTION
What must be true if a constructed line through
P
P
P
makes a
90
∘
90^\circ
9
0
∘
angle with line
ℓ
\ell
ℓ
?
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ANSWER
The constructed line is perpendicular to
ℓ
\ell
ℓ
. Right angles define perpendicular lines.
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