the change in the scale factor is
.Correct option C) StartFraction 45 feet over 40 feet EndFraction
<u>Step-by-step explanation:</u>
Here we have , Norma Ann planned a rectangular courtyard, as shown in the scale drawing below. A rectangle with length of 15 inches and width of 5 inches. She decides to change the width, the shorter side of the courtyard, from 45 ft to 40 ft. We need to find Which expression finds the change in the scale factor . Let's find out:
Initially the ratio of width to actual width is :
⇒ 
Now , After 45 ft is changed to 40 ft , New ratio becomes :
⇒ 
So , change in scale factor is from
to
i.e.
⇒ 
⇒ 
⇒ 
Therefore , the change in the scale factor is
.Correct option C) StartFraction 45 feet over 40 feet EndFraction
Hello!
Your answer is area because area refers to a region, while perimeter only refers to the surrounding boundary of a figure. If you're going to carpet a floor, you will want to cover the entire area of the floor.
45.5 acres of land can be farmed and 24.5 cannot be farmed.
Answer:
is the a. Perpendicular lines form 90° angles.