Two lines intersect at a point, forming ​ ∠1 , ∠2 , ∠3 , and​ ​ ∠4 ​ . ∠1 and ∠2 are supplementary angles. ∠2 and ∠4 are vertical angles. m∠1=90° What is the measure of ​​ ∠4 ​? PLS HELP

Respuesta :

90% i think idk i guess

Answer:

90%

Step-by-step explanation: