Post this again so more people can see it cuz that’s what I do when no one answers my questions
Answer:
A). Scale factor = 
B). Length of the unknown side = 2.75 feet
Step-by-step explanation:
Part A
Since, the large rectangle was scaled by a scale factor 'k' to form the smaller rectangle,
Scale factor = 
= 
= 
= 
Part B
Scale factor = 

Therefore, side length of the unknown side =
= 2.75 feet
Yes it is. When you simplify the girls ratio( 12:30 by 6)you'll get 2:5. When you simplify the boys ratio( 16:40 by 8)you'll get 2:5. So it is the same ratio.
Answer:
106.8
Step-by-step explanation:
17 * 2 = 34
34 * pi = 106.8
135 /43 = 3.14
60 * 3.14 = 188.4 minutes