140°
Pentagons add up to 540° so if you add all the degrees you get 400° and if subtracted from 540° you get 140°
2/3 is your answer to the question
Hold on i believe its C but let me go look on google and i'll get back to you to sure
Answer:
x ≈ 1.5004
Step-by-step explanation:
We suppose your equation is ...
Squaring both sides and subtracting the right side gives ...
This 6th-degree equation has two positive real roots, near x=1.5, and x=2. The root at x=2 is extraneous. The one near x=1.5 is irrational.