Answer: Cannot be done
Step-by-step explanation:
This is impossible as there is no previous information and we don’t have a formula.
Answer:
A dilation with a scale factor less than 1 and then a reflection.
Step-by-step explanation:
A dilation with a scale factor less than 1 and then a reflection is the composition of similarity transformations maps polygon ABCD to polygon A'B'C'D.
Answer:

Step-by-step explanation:
Given
Age 11 Age 12 Total
Girls 3 5 8
Boys 1 3 4
Required

The number of aged 12 children is:


The total number of children is:

So, we have:


Simplify

Plug in 3 for y
8(3)^2-(3)-8
8(9)-3-8
72-3-8 = 61