Math, asked by Swastik500, 1 year ago

Please solve q.no. 8

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Answers

Answered by nitthesh7
1
The ques should be AB⊥BD
Solving them
let x and y be 11a and 19a
then in ΔABD
11a+19a+90°=180°                  (angle sum property)
30a=90°
a=90°/30  = a=30°
∠x=33° (11a)
∠y=57°(19a)
as AB║BD 
Then,∠ADC=∠DCE
∠DCE=65°  (32+33)

:) Hope this helps!!!

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