15 I know this because my brain told me that this is the correct answer so my fingers are giving you the correct answer in return for brainliest
Answer:
The length of the segment AB is 18.8 cm or 1.88 dm
Step-by-step explanation:
<u><em>The question in English is</em></u>
Points A, B and C are collinear in this order. Find the length of the segment: a) AB, if AC = 20 cm, BC = 0.12 dm
we have that
----> by Addition segment postulate
substitute the given values in centimeters
Remember that

so


solve for AB

Convert to dm

therefore
The length of the segment AB is 18.8 cm or 1.88 dm
Answer:
321
Step-by-step explanation:
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The answer to your question is D , it is 2/3 simple math even easier if you use a calcul
We need convert the mixed numbers to improper fractions.

Divide the number by a fraction, this is the same as multiply this number by the reciprocal of the fraction:
