Choose all of the statements that correctly define the geometric term. Two rays joined at the same end point form an angle.

Intersecting lines that form right angles are parallel lines

A continuous section of the circumference of a circle is a circular arc.

Lines that never intersect or cross each other perpendicular.

A circle is the locus of all points a fixed distance from a given center point

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16