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PLZZZZZ NEED HELP!!!!!!!
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PLZZZZZ NEED HELP!!!!!!!

PLZZZZZ NEED HELP!!!!!!!-example-1
User Trunst
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2 Answers

4 votes
Set up a ratio between corresponding sides

9/12 = 15/x - the cross product will be equal since the fractions are equal

9x = 180
x = 180/9 = 20
User Erdinc Ay
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8.8k points
4 votes
15 cm because they are similar, and EF is the same line as BC
User Joevon
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