Question

(a) problem 15: find x in this triangle. after you enter your answer press go. x =

Explanation:

Step1: Recall exterior - angle property

The exterior angle of a triangle is equal to the sum of the two non - adjacent interior angles. So, $105=68 + x$.

Step2: Solve for $x$

Subtract 68 from both sides of the equation: $x=105 - 68$.

Step3: Calculate the value of $x$

$x = 37$.

Answer:

$37$