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1) If AB = 9, RS - 3, and SC - 5, find BC.
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4 votes
1) If AB = 9, RS - 3, and SC - 5, find BC.

User Robert Hafner
by
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2 Answers

2 votes

Answer:

BC= 15, or D

Explanation:

User Gcochard
by
8.6k points
2 votes

Answer:

Let a = 9x, then b = 4x

Let b = 5x, then c = 3x

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Then a-b = 5x and b-c = 2x

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So (a-b):(b-c) = 5x/2x = 5:2

Explanation:

User Dinozzo
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7.8k points
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