Need help with these

What other information do you need to prove triangle dac=bca by asa

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.

Kate is arranging new furniture in her rectangular sitting room. she has mapped the arrangement on a coordinate pane. a,b and c represent the sofas, v1 and v2 are decorative vases and aq the aquarium. find the distance between v1 and the aquarium. any body you