You focus your camera on a circular fountain. Your camera is at the vertex of the angles formed by tangents to the fountain. You estimate that this angle is 40°. Which of the following is the measure of the arc of the circular basin of the fountain that will be in the photograph? 80° 140° 160° 220°

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle