Answer:
Step-by-step explanation:
Given
Rotation: 90 degrees clockwise
Required
Determine A'B'C'
When a point 
is rotated 90 degrees in the clockwise direction, the new coordinates is: 
So, we have:
Becomes
The average would be the total amount divided by the 2 groups, so the answer would be 37.5 years old.
Answer: d
Step-by-step explanation:
Answer:
11
<em>or</em>
2(5)+2-3
Step-by-step explanation:
if a = 5 and b=2,
you add it into the expression.
2a + b -3 --> 2(5) + 2 - 3
all you have to do is replace the letters with the (given) numbers.
then, solve.
2(5) = 10
2-3= 1
10+1 =11
the answer is 11.
:)
