Biology, asked by lavisha7695, 11 months ago

Calculate the value of x

Attachments:

AbhijithPrakash: is BA and DC parallel
AbhijithPrakash: ??

Answers

Answered by malti010872
0

Heya buddy!!!!

Here's ur answer

If AB and CD are parallel lines then,

angle BAE = angle EDC

=> angle EDC = 60°

Now, In ∆EDC

+ 45° + 60° = 180° (angle sum property of triangle)

x + 105° = 180°

=> x = 180° - 105°

=> x = 75°

Hope this helps!!!

Mark as brainliest plzzz...

Answered by AbhijithPrakash
8

Answer:

\boxed{\underline{\Huge{\mathtt{75^\circ}}}}

Explanation:

\text{If BA and DC are parallel to each other, then;}\\\angle BAD = \angle ADC\text{ [Alternate Angles are Equal]}\\\implies \angle ADC = 60^\circ\\\text{Now, In} \bigtriangleup DCE\\x+45^\circ+60^\circ=180^\circ \text{ [Angle Sum Property]}\\\implies x+105^\circ=180^\circ\\\implies x=180^\circ-105^\circ\\\implies x=\bold{75^\circ}

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