Find equations of the tangent lines to the curve y =
x − 1
x + 1
that are parallel to the line
x − 2y = 4.

Find the value of the variable and the length of each secant segment

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?