What is the lcm (least commen denomanator) of 10 and 12 plz help

Anyone know? is appreciated! will mark brainliest if correct!

For each proportion find the unknown number x 1/5/8=×/15

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′?