Given the points (1,3) and (2,12) find the slope of the line that goes through them

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Aregular pan has a length that is 4/3 the width. the total area of the pan is 432in.2. what is the width of the cake pan?