Question

i can find the length of a segment using the segment addition postulate. i can use segment postulates to identify congruent segments. 12. find ab. a) 15 b) 8 c) 52 d) 38

Explanation:

Step1: Apply Segment Addition Postulate

$AC=AB + BC$

Step2: Rearrange to find AB

$AB=AC - BC$

Step3: Substitute given values

$AB = 30-22$

Step4: Calculate result

$AB = 8$

Answer:

B. 8