Question

AB||DC find the value of x.
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Answer 1

Answer:

bro please make complete diagram

Answer 2

Answer:

Since the diagonals of trapezium divide each other proportionally.

∴

OC

AO

=

OD

BO

⇒

x−5

3x−19

=

3

x−3

⇒ 3(3x−19)=(x−5)(x−3)

⇒ 9x−57=x

2

−8x+15

⇒ x

2

−17x+72=0

⇒ (x−8)(x−9)=0

⇒ x−8=0 or x−9=0

⇒x=8 or x=9

Step-by-step explanation:

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