Pls help me with this problem its due in 10 minutes i do not need a full explanation

Find the length of the diagonal of the rectangle. round your answer to the nearest tenth. || | | 8 m | | | | 11 m

Find the value of the variable and the length of each chord for #5 and #6.

Ethan is proving that the slope between any two points on a straight line is the same. he has already proved that triangles 1 and 2 are similar. drag statements and reasons to complete the proof.