mcdougallce85 mcdougallce85

25-05-2020
Mathematics

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Calculate the length of BE

Calculate the length of BE class=

Respuesta :

BenjaminPhilip BenjaminPhilip

25-05-2020

Answer:

BE = 72 cm

Step-by-step explanation:

[tex]\frac{AB}{BC} = \frac{BE}{CD}[/tex] (BPT Theorem)

[tex]\frac{20}{5} = \frac{BE}{18} \\[/tex]

⇒ 4 = [tex]\frac{BE}{18}[/tex]

⇒BE = 18 × 4

∴ BE = 72 cm

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