Question

Find the length of the segment AB

The length is __. (Type an integer or a decimal.)

Answer 1

Greetings from Brasil...

The length of a segment is given by the expression:

ΔAB = B - A

where

A = - 9
B = 2

so

ΔAB = 2 - (- 9)

ΔAB = 2 + 9

ΔAB = 11

So, length of the segment AB its 11