Sum of angles of triangle ABC is `180^(@)`. Express the statement using symbols.

Sum of the three angles of a triangle is 180^@ .

The sum of the three angles of a triangle is 180^(@)

The sum of measure of all angle of a triangle is 180^(@) . Draw the labelled figure of this theorem and also write given and to prove.

Sum of the three angles of a triangle ABC is 180^o . The ratio of angle angle BAC , angleABC and angle ACB is 3 : 5 : 10 . If the value of angle BAC is decreased by 10^@ and the value of angle ABC is increased by 10^o . calculate the new ratio of the three angles

Sum of the three angles of a triangle ABC is 180^@ . The ratio fo BAC, angleABC and angleACB is 3:5:10 . If the value of angleBAC is decreased by 10^@ and values of angleABC is increased by 10^@ . Let's calculate the new ratio of the three angles.

Statement (B): The sum of angles of a triangle^(les) is 180^@ .Statement (O) The altitude is always " || " (parallel) to its opposite side.Statement (X): The sum of interior opposite angles is equal to its exterior angle.

The sum of interior angles of a triangle is 180^(@) . Show that the sum of the interior angles of polygons with 3,4,5,6…..sides form an arithmetic progression. Find the sum of the interior angles for a 21 sided polygon.

We know that the sum of the interior angles of a triangle is 180^(@). Show that the sums of the interior angles of polygons with 3,4,5,6 sides form an arithmetic progression.Find the sum of the interior angles of a 21 sided polygon.