Question

(3X+20) 2x interior co angle

Answer 1

Step-by-step explanation:

As we know that sum of the measure of an angle and its complement is equal to 90° (3x – 20)° + (2x – 40)° = 90° ⇒ 5x – 60° = 90° ⇒ 5x = 150° ⇒ x = 30°Read more on Sarthaks.com - https://www.sarthaks.com/778544/if-the-angles-3x-20-and-2x-40-are-complementary-angles-find-x