Solve Scale Drawing Problems
Middle School Math · Flashcards · Recall
MIDDLE SCHOOL MATH · FLASHCARDS
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QUESTION
What is the formula for actual length using drawing length
d
d
d
and scale factor
k
k
k
?
QUESTION
What formula finds drawing length from actual length using scale factor
k
k
k
(drawing to actual)?
QUESTION
Which proportion correctly matches drawing
d
d
d
and actual
a
a
a
for scale
1
cm
:
4
m
1\text{ cm}:4\text{ m}
1
cm
:
4
m
?
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ANSWER
d
a
=
1
cm
4
m
\frac{d}{a}=\frac{1\text{ cm}}{4\text{ m}}
a
d
=
4
m
1
cm
. Proportion sets up ratio of drawing to actual lengths.
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