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А ? Ө Ө C 5.5 3 D 2.8 B
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А
?
Ө
Ө
C
5.5
3
D
2.8
B

А ? Ө Ө C 5.5 3 D 2.8 B-example-1
User Paulo Fernando
by
5.4k points

1 Answer

5 votes

Answer:

58,93.

Explanation:

1. the rule is:

AB:AC=BD:CD, then

2. according to the rule above:

5.5:AC=2.8:3, then

AC=55*15/14≈58.93.

User LanceH
by
6.4k points
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