Question

In the figure, if <1 = <4 and <4=<3 show that <1=<3​

Answer 1

Aswer:

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Given,

      ∠1=∠3

      ∠2=∠4

$$_____________$$

∠1+∠2=∠3+∠4

From 1st postulate of Euclid,

      The things which are equal to equal this are equal to one another.

⇒∠1=∠2

⇒∠1=∠2=∠3=∠4



Answer 2

Answer:

since angle 1 is equal to angle 4 coincidentally angle 4 is equal to 3.therefore angle 1 is equal to angle 3