Three angles have measures that add to 180°

The angles have the following measures: m∠KLM=(x+30)° , m∠MLN=60° , and m∠NLP=(2x)° . What is an equation to solve for the unknown angle measures? Write the equation in simplest terms.(1 point)

5 answers

To solve for the unknown angle measures, we can set up an equation by adding the measures of the three angles and setting it equal to 180°.

(m∠KLM) + (m∠MLN) + (m∠NLP) = 180°

(x+30)° + 60° + (2x)° = 180°
simplify
(x + 30) + 60 + (2x) = 180
more
x + 30 + 60 + 2x = 180