Question

this is the only question in this section. estion nd the measure of the missing angle. answer attempt 1 out of 99 x =

Explanation:

Step1: Recall angle - sum property

The sum of adjacent angles on a straight - line is 180°.

Step2: Set up an equation

Let the given angle be 40° and the missing angle be \(x\). Then \(40 + x=180\).

Step3: Solve for \(x\)

Subtract 40 from both sides of the equation: \(x = 180 - 40\).

Answer:

140