What is the value of x? Triangle angles of 105 and 55

Question

asked Jul 23, 2020 4.0k views

1 Answer

Wilhelm Sorban · Answer 1 · 2020-07-28T01:04:22+0000

Answer:

$x=20\°$

Explanation:

Given:

Angles of triangle: 105° and 55°

is the missing angle of the triangle.

We know that sum of all three angles of a triangle =180°

∴
$x+105\° +55\° =180\°$

$x+160\° =180\°$

Subtracting 160° from both sides.

$x+160\°-160\° =180\°-160\°$

∴
$x=20\°$