10.6 units
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Left to Right
Algebra I
Reading a Cartesian PlaneCoordinates (x, y)
Algebra II
Distance Formula:
Step-by-step explanation:
Step 1: Define
Find points from graph.
Point B(-3, -4)
Point D(6, -9)
Step 2: Find distance d
Simply plug in the 2 coordinates into the distance formula to find distance d
Substitute in points [DF]: Â Â Â Â Â Â Â Â Â Â
(Parenthesis) Add: Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
[√Radical] Exponents:            Â
[√Radical] Add:                 Â
[√Radical] Evaluate:             Â
Round: Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
All the answer choices are wrong. Closest answer is 10.6 units.