1.

The measure of the angles of a pentagon are (-5).(-6), (2x - 7),xº and (2x - 2)°. Find thevalue of x​

Answer»

ANSWER:

Step-by-step EXPLANATION:

sum of angles of a PENTAGON =540degrees

x-5+x-6+2x-7+x+2x-2=540

x+x+2x+2x-20=540

7x-20=540

7x= 540+20

7x=560

x=560/7=80.

Therefore x=80 degrees.



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