Worth 15 points

the perimeter of an equilateral triangle is represented by the expression 24m-15.9. then write three equivalent expressions for the perimeter.

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?

Put the equation in slope intercept form by solving for y

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0