chelsiemartinezmaldo chelsiemartinezmaldo
  • 01-07-2019
  • Mathematics
contestada

If A = (4, -5) and B = (7, -9), what is the length of AB ? A. 6 units B. 5 units C. 8 units D. 7 units

Respuesta :

hihihi123 hihihi123
  • 01-07-2019

Answer:

D

Step-by-step explanation:

Answer Link
altavistard
altavistard altavistard
  • 01-07-2019

Answer:

5 (Answer B)

Step-by-step explanation:

As we move from A to B, x increases by 3 and y decreases by 4.  Apply the Pythagorean Theorem:

(length of AB) = √(3² + [-4]²) = 5 (Answer B)

Answer Link

Otras preguntas

Equivalent decimal are decimal that have the same value. TrueOrFalse
convert to a scientific notation  860,000,000,000 =
Twice as number decreased by 9 is 7
If every positive number has two square roots and you can find the length of the side if a square window by finding a square root of the area, why is there only
0.632 in two other forms?
A worker in a sunglass factory can make 50 frames or 100 lenses per day. There are 90 workers. How many workers should make lenses?
dose anyone know how to solve any of these? 1. W is the midpoint of UV. if UW= x+23, and WV= 2x+8, what is x? 2. W is the midpoint of UV. if UW= x+23, and WV= 2
out of 45 times at bat, Raul got 19 hits. Find Rauls batting average as a decimal rounded to the nearest thousandth.
What's the algebraic expression of "4 times a number cubed decreased by 7"?
Write the number in two other forms: 0.632 --------- The example reads: 0.200 / 200 thousandths / 200 x 1/1000