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2 votes
Please help!! im struggling

Please help!! im struggling-example-1
User JorgenH
by
5.4k points

2 Answers

3 votes

Answer:

5 units

Explanation:

Use the pythagorean theorem to find the answer:

7-4=3

9-5=4

Now you have 2 sides of a triangle

3^2 + 4^2 =

9+16=

25

square root of 25=

5

User Jwheron
by
4.9k points
7 votes

Answer:

D. 5 units

General Formulas and Concepts:

Pre-Algebra

  • Order of Operations: BPEMDAS

Algebra II

  • Distance Formula:
    d = √((x_2-x_1)^2+(y_2-y_1)^2)

Explanation:

Step 1: Define

A (4, -5)

B (7, -9)

Step 2: Find distance d

  1. Substitute:
    d = √((7-4)^2+(-9+5)^2)
  2. Subtract/Add:
    d = √((3)^2+(-4)^2)
  3. Exponents:
    d = √(9+16)
  4. Add:
    d = √(25)
  5. Evaluate:
    d = 5
User Setzer
by
5.2k points
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