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I am unable to solve this, please help
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I am unable to solve this, please help

I am unable to solve this, please help-example-1
User Mahmoud Metwally
by
8.0k points

1 Answer

3 votes

Answer:

DE = EB = 5 cm

AE = √(6² - 5²) = √(36 - 25) = √11 cm

∆DEC is a 30°-60°-90° triangle. Since

DE = 5 cm, EC = 5√3 cm.

AC = AE + EC = (√11 + 5√3) cm

= about 12.0 cm

User Posixpascal
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6.7k points
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