Question

please helppp

The point A(-8, 6) is translated using T: (x,y) → (x + 5. y - 4).

What is the distance from A to A'?

- square root 41
- square root 21
- 3
- square root 29

Answer 1

Have you learned the Pythagorean Theorem?

Answer 2

yes!

Answer 3

Okay, great! This is where we apply that formula. =)

Answer 4

\[c^{2}= a^{2} + b^{2} \] then what numbers do we plug it? :o

Answer 5

This is A, our starting point.

Answer 6

Now, apply the translation. Do you know what our new point is going to be?

Answer 7

Hint: Point A' is (-8 + 5, 6 - 4)

Answer 8

(-3,2)!

Answer 9

Correct. Now, this is the location of our new point.