3 years ago

EXTREMELY URGENT GEOMETRY! 15 POINTS! PLEASE HELP

Mathematics

1 answer:

zhenek [66]3 years ago

7 0

Answer:

20.3 units

Step-by-step explanation:

AB/CB = BD/AB

9/CB = 4/9

CB = 9×9/4

CB = 81/4 = 20¼ units

20.25 (20.3 units correct to 1 dp)

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