Explanation:
What is the measure of an interior angle in a regular hexagon?
720/6 = 120
Answer
120°
2.What is the sum of the angle measures in a 14-gon?
180 * (n - 2) in this case n = 14
so 180 * (12) = 2160
Answer
2,160°
3. In a right triangle, the measure of one acute angle is 71°. What is the measure of the other acute angle?
90 - 71 = 19
Answer
19°
4.Which quadrilaterals always have both line symmetry and rotational symmetry?
Answer
square