Please answer fast A triangle has one angle measuring 11° and a second angle measuring 52°

What is the measure of the third angle?

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Which statement justifies why angle ebc measures 90?