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Find BC.( the value of x ) 1. 2.3 cm 2. 2 cm 3. 1.5 cm 4. 1.2 cm PLEASE HELP!!
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3 votes
Find BC.( the value of x)

1. 2.3 cm
2. 2 cm
3. 1.5 cm
4. 1.2 cm
PLEASE HELP!!

Find BC.( the value of x ) 1. 2.3 cm 2. 2 cm 3. 1.5 cm 4. 1.2 cm PLEASE HELP!!-example-1
User Ian Lyttle
by
7.6k points

2 Answers

5 votes
x = 1.2..................................
User KP Taylor
by
8.7k points
6 votes
It's a proportion.
2 is to x as 15 is to 9, or 2/x = 15/9.
Multiply the means and extremes
15x = 18
divide both sides by 15 to get x by itself.
x = 1.2

User Darmak
by
7.8k points
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