If you draw all of the diagonal from a single vertex of a convex polygon with 8 sides, how many triangles are found

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

Hi, can anyone show me how to do this problem? 100 points for this. in advance

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?