In the figure above, what is the sum of the degree measures of the marked angles?

In the figure above, what is the sum of the degree measures of all of the angles marked?

What is the total number of degrees of the marked angles?

What is the sum of the measures of its exterior angles?

What is the sum of the measures of the interior angles of a decagon?

What is the number of sides of a polygen in which the sum of the degree measure of the interior angles is 4 times the sum of the degree measures of the exterior angles?

What is the sum of the measures of the angles of a quadrilateral?

Express the following statements by equations : The sum of the degree measures of the three angles of a triangle is 180^@ . The measure of the 2nd angle is twice that of the 1st and exceeds the thrid angle by 40^@ .

In the figure above, the circle has center A, and BC=AB. What is the degree measure of the marked angle?

Fill in the blank The sum of the degree measures of the supplementary angles and complementary angles differ by .........

If the degree measures of the angles of quadrilateral are 4x,7x,9x and 10x what is the sum of the measures of the smallest angle are largest angle?