Question

What is the distance between (2, -4) and (9, -4)?

8 units
11 units
0 units
7 units

Answer 1

The student will recognize the characteristics of a composite number based on its factors.
True/False

Answer 2

7 units

Explanation:

Calculate the distance d using the distance formula

d = √ (x₂ - x₁ )² + (y₂ - y₁ )²

with (x₁, y₁ ) = (2, - 4) and (x₂, y₂ ) = (9, - 4)

d =
`√(9-2)^2+(-4+4)^2)`

=
`√(7^2+0^2)`

=
`√(49)`

= 7