(1) Sam went to the hardware store and bought two identical wooden planks. When Sam placed the
planks end to end, the total length was .78 meters
long. How long was each plank?

(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

Find the value of x. give reasons to justify your solutions! h ∈ ig

Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.