PLZZZZZ NEED HELP!!!!!!!

asked Feb 20, 2018 67.3k views

0 votes

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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

Erdinc Ay answered Feb 22, 2018

8.8k points

4 votes

15 cm because they are similar, and EF is the same line as BC

Joevon answered Feb 26, 2018

7.7k points

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