Find the missing length in units, The Triangles are similar

(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

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1

Acar travels 85 kilometers per hour. what is the equivalent speed in meters per hour?