Which words describe this shape? choose all that apply. trapezoid square quadrilateral rectangle submit?

Our primary purpouse as electricians is to do wich of the following core concepts? a: install electrical components in a way they can be upgraded b: install electrical equiptment in a way that reduces heat c: install electrical systems in a safe manner d: only b and c

What characteristic of long period comets suggest they come directly from the oort cloud?

Which operating system is a version of linux?