The radius of a regular decagon is 6 cm what is the length of its apothem?

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1