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24-11-2020
Mathematics

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find the measure of BE step by step

find the measure of BE step by step class=

Respuesta :

24-11-2020

Answer:

BE = 49

Step-by-step explanation:

In triangle BDC

65^2=56^2+BD^2

65^2-56^2=BD^2

4225-3136=BD^2

1089=BD^2

33=BD

In triangle FDE

65^2=63^2+DE^2

4225-3969=DE^2

256 = DE^2

16=DE

since ED+DB=BE

THEREFORE

16+33=BE

49=BE

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