solocuh
Answered

A side of the triangle below has been extended to form an exterior angle of 128°. Find the value of x

A side of the triangle below has been extended to form an exterior angle of 128°. Find the value of x class=

Answer :

Answer:

x = 52°

Step-by-step explanation:

x and 128° are adjacent angles and are supplementary, thus

x + 128° = 180° ( subtract 128° from both sides )

x = 52°

Other Questions