angel234wilcox
18.03.2021 •
Mathematics
3 wbte.drcedirect.com/LA/#items/8/2
BRANDON
Session 2
Question 15
Page 2 of 2
Line
X+Y
Guide
Janet has one rectangular-shaped paper with a length of 12
foot and a width of
of foot.
Part B
Janet decides to cut off
금 foot from the length of her paper. What is the area, in square feet, of the piece of paper after she
cuts off foot from the length? Show your work with expressions or equations.
Enter your answer and your work in the box provided.
Solved
Show answers
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Ответ:
The scale factor is 3.
Step-by-step explanation:
Since,
∵ If sides of a polygon are changed by a scale factor 'a' then its perimeter is also changed by the same scale factor,
By the given drawing,
The actual perimeter of the polygon = 10 unit,
Also, the scaled perimeter = 30 units ( given )
Hence,