A light year is a common unit of measurement in astronomy. it is how far light can travel over a year. Using what you know about the speed of light per second find the measurement of a light year

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

A+b= 17, ab=70, find the value of |a-b|

Which angle of rotation is an angle of rotational symmetry for all figures?