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.

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

Solve the system of equations y= 3/2 - 1, -x+ y =-3