Answer:
Step-by-step explanation:
Rotation by -90° about the origin is the transformation ...
(x, y) ⇒ (y, -x)
So, your pre-image points are ...
A'(6, 3) ⇒ A(3, -6)
B'(-2, 1) ⇒ B(1, 2)
C'(1, 7) ⇒ C(7, -1)
Answer:
Step-by-step explanation:
7th grade: 16
5th grade : 13
what is te relationship?: the 7th rade median is 3 points highher
hope this helped
The length side of AD is 4 units
Answer:
so many bots have replied to my questions :\\\
Step-by-step explanation:
320
You add all the numbers together then divide by how many numbers there was. In this case all the numbers added to 6405. You divide by 20 because there were 20 numbers. This will get you to 320.25. The closest answer choice would be 320